{
  "matrix_version": "1",
  "mode": "migration",
  "default_locale": "EN",
  "last_reviewed": "2026-08-15",
  "next_review": "2026-11-09",
  "description": "Canonical identity and translation state for reader-facing localized content.",
  "locales": {
    "EN": {
      "suffix": "EN",
      "url_token": "en",
      "html_lang": "en",
      "display_name": "English"
    },
    "ZH": {
      "suffix": "ZH",
      "url_token": "zh",
      "html_lang": "zh-CN",
      "display_name": "简体中文"
    },
    "ES": {
      "suffix": "ES",
      "url_token": "es",
      "html_lang": "es",
      "display_name": "Español"
    },
    "JA": {
      "suffix": "JA",
      "url_token": "ja",
      "html_lang": "ja",
      "display_name": "日本語"
    },
    "KO": {
      "suffix": "KO",
      "url_token": "ko",
      "html_lang": "ko",
      "display_name": "한국어"
    },
    "DE": {
      "suffix": "DE",
      "url_token": "de",
      "html_lang": "de",
      "display_name": "Deutsch"
    }
  },
  "locale_neutral_paths": [
    "AGENTS.md",
    "CONTEXT.md",
    "examples/",
    "docs/",
    "evals/",
    "scripts/",
    "site/",
    "skills/"
  ],
  "reader_content": [
    {
      "content_id": "field-problems-index-2026-08-10",
      "kind": "field-note",
      "path": "docs/research/field-problems-index-2026-08-10.md",
      "content_status": "candidate"
    },
    {
      "content_id": "field-problems-forums-2026-08-10",
      "kind": "field-note",
      "path": "docs/research/field-problems-forums-2026-08-10.md",
      "content_status": "candidate"
    },
    {
      "content_id": "codex-field-cases-current-review-2026-08-12",
      "kind": "field-note",
      "path": "docs/research/codex-field-cases-current-review-2026-08-12.md",
      "content_status": "candidate"
    },
    {
      "content_id": "ai-safety-field-signals-and-research-receipts-2026-08-13",
      "kind": "field-note",
      "path": "docs/research/ai-safety-field-signals-and-research-receipts-2026-08-13.md",
      "content_status": "candidate"
    },
    {
      "content_id": "field-case-external-instruction-authority-2026-08-13",
      "kind": "field-note",
      "path": "docs/research/field-case-external-instruction-authority-2026-08-13.md",
      "content_status": "candidate"
    },
    {
      "content_id": "field-case-blocked-network-boundary-2026-08-14",
      "kind": "field-note",
      "path": "docs/research/field-case-blocked-network-boundary-2026-08-14.md",
      "content_status": "candidate"
    },
    {
      "content_id": "field-case-agent-handoff-receipt-2026-08-14",
      "kind": "field-note",
      "path": "docs/research/field-case-agent-handoff-receipt-2026-08-14.md",
      "content_status": "candidate"
    },
    {
      "content_id": "field-case-capacity-interruption-checkpoint-2026-08-14",
      "kind": "field-note",
      "path": "docs/research/field-case-capacity-interruption-checkpoint-2026-08-14.md",
      "content_status": "candidate"
    },
    {
      "content_id": "community-tutorial-intake-and-foundations-2026-08-14",
      "kind": "field-note",
      "path": "docs/research/community-tutorial-intake-and-foundations-2026-08-14.md",
      "content_status": "candidate"
    }
  ],
  "content": [
    {
      "content_id": "first-safe-change-route",
      "kind": "learning-route",
      "stem": "book/routes/first-safe-change",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-14",
      "locales": {
        "EN": {
          "path": "book/routes/first-safe-change-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/routes/first-safe-change-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-14",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese source translation is complete; independent language review remains pending."
        },
        "ES": {
          "path": "book/routes/first-safe-change-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-14",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish route translation exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/routes/first-safe-change-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-14",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese route translation exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/routes/first-safe-change-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-14",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean route translation exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/routes/first-safe-change-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-14",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German route translation exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "learning-practice-contract",
      "kind": "application-guide",
      "stem": "book/guides/learning-practice-contract",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-13",
      "locales": {
        "EN": {
          "path": "book/guides/learning-practice-contract-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/guides/learning-practice-contract-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Simplified Chinese language review remains pending."
        },
        "ES": {
          "path": "book/guides/learning-practice-contract-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/guides/learning-practice-contract-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/guides/learning-practice-contract-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/guides/learning-practice-contract-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "lab-018-language-transfer",
      "kind": "lab",
      "stem": "book/labs/lab-018-language-transfer",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-13",
      "locales": {
        "EN": {
          "path": "book/labs/lab-018-language-transfer-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-018-language-transfer-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-018-language-transfer-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-018-language-transfer-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-018-language-transfer-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-018-language-transfer-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "universal-core-foundations-route",
      "kind": "learning-route",
      "stem": "book/routes/universal-core-foundations",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-15",
      "locales": {
        "EN": {
          "path": "book/routes/universal-core-foundations-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/routes/universal-core-foundations-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Simplified Chinese language review remains pending."
        },
        "ES": {
          "path": "book/routes/universal-core-foundations-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/routes/universal-core-foundations-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/routes/universal-core-foundations-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/routes/universal-core-foundations-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "communication-clinic",
      "kind": "supplemental-guide",
      "stem": "book/communication-clinic",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-13",
      "locales": {
        "EN": {
          "path": "book/communication-clinic-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/communication-clinic-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "starter-card subset",
          "run_status": "not_run",
          "reason": "A Simplified Chinese starter-card subset exists; it is not a complete translation of the full English pack and independent language review remains pending."
        },
        "ES": {
          "path": "book/communication-clinic-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "starter-card subset",
          "run_status": "not_run",
          "reason": "A Spanish starter-card subset exists; it is not a complete translation of the full English pack and independent language review remains pending."
        },
        "JA": {
          "path": "book/communication-clinic-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "starter-card subset",
          "run_status": "not_run",
          "reason": "A Japanese starter-card subset exists; it is not a complete translation of the full English pack and independent language review remains pending."
        },
        "KO": {
          "path": "book/communication-clinic-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "starter-card subset",
          "run_status": "not_run",
          "reason": "A Korean starter-card subset exists; it is not a complete translation of the full English pack and independent language review remains pending."
        },
        "DE": {
          "path": "book/communication-clinic-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "starter-card subset",
          "run_status": "not_run",
          "reason": "A German starter-card subset exists; it is not a complete translation of the full English pack and independent language review remains pending."
        }
      }
    },
    {
      "content_id": "project-readme",
      "kind": "project-entry",
      "stem": "README",
      "source_locale": "EN",
      "source_revision": "dd08a68",
      "legacy_paths": [
        "README.md"
      ],
      "locales": {
        "EN": {
          "path": "README-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "README-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "ES": {
          "path": "README-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "README-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "README-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "README-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "book-readme",
      "kind": "book-entry",
      "stem": "book/README",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-15",
      "legacy_paths": [
        "book/README.md"
      ],
      "locales": {
        "EN": {
          "path": "book/README-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/README-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "ES": {
          "path": "book/README-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "book/README-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "book/README-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "book/README-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "book-preface",
      "kind": "book-entry",
      "stem": "book/preface",
      "source_locale": "EN",
      "source_revision": "dd08a68",
      "legacy_paths": [
        "book/preface.md"
      ],
      "locales": {
        "EN": {
          "path": "book/preface-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/preface-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "ES": {
          "path": "book/preface-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "book/preface-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "book/preface-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "book/preface-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "book-labs-readme",
      "kind": "book-entry",
      "stem": "book/labs/README",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "legacy_paths": [
        "book/labs/README.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/README-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/labs/README-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "All 18 local Chinese Lab files exist; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/README-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "All 18 local Spanish Lab files exist; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/README-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "All 18 local Japanese Lab files exist; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/README-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "All 18 local Korean Lab files exist; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/README-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "All 18 local German Lab files exist; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "book-table-of-contents",
      "kind": "book-entry",
      "stem": "book/table-of-contents",
      "source_locale": "EN",
      "source_revision": "dd08a68",
      "legacy_paths": [
        "book/table-of-contents.md"
      ],
      "locales": {
        "EN": {
          "path": "book/table-of-contents-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/table-of-contents-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "ES": {
          "path": "book/table-of-contents-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "book/table-of-contents-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "book/table-of-contents-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "book/table-of-contents-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "dd08a68",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "chapter-01-gpt-and-codex",
      "kind": "chapter",
      "stem": "book/chapters/01-gpt-and-codex",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-15",
      "legacy_paths": [
        "book/chapters/01-gpt-and-codex.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/01-gpt-and-codex-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/01-gpt-and-codex-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Simplified Chinese opening and model-orientation slice is synchronized; independent language review remains pending."
        },
        "ES": {
          "path": "book/chapters/01-gpt-and-codex-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "book/chapters/01-gpt-and-codex-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "book/chapters/01-gpt-and-codex-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "book/chapters/01-gpt-and-codex-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "chapter-02-first-safe-task",
      "kind": "chapter",
      "stem": "book/chapters/02-first-safe-task",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-15",
      "legacy_paths": [
        "book/chapters/02-first-safe-task.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/02-first-safe-task-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/02-first-safe-task-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/02-first-safe-task-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Spanish translation exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/chapters/02-first-safe-task-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Japanese Chapter 2 translation is available; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/chapters/02-first-safe-task-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Korean Chapter 2 translation is available; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/chapters/02-first-safe-task-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "German Chapter 2 translation is available; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "chapter-03-task-protocol",
      "kind": "chapter",
      "stem": "book/chapters/03-task-protocol",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-10",
      "legacy_paths": [
        "book/chapters/03-task-protocol.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/03-task-protocol-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/03-task-protocol-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "1c6e6f95d691dc4a522fc6a6be9d41c4aea508ae",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/03-task-protocol-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Spanish Chapter 3 translation is available; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/chapters/03-task-protocol-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Japanese Chapter 3 translation is available; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/chapters/03-task-protocol-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Korean Chapter 3 translation is available; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/chapters/03-task-protocol-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "German Chapter 3 translation is available; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "chapter-04-context-permissions-and-agent",
      "kind": "chapter",
      "stem": "book/chapters/04-context-permissions-and-agent",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/04-context-permissions-and-agent.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/04-context-permissions-and-agent-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/04-context-permissions-and-agent-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "English source slice is published first; Simplified Chinese translation and review are pending."
        },
        "ES": {
          "path": "book/chapters/04-context-permissions-and-agent-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "English source slice is published first; Spanish translation and review are pending."
        },
        "JA": {
          "path": "book/chapters/04-context-permissions-and-agent-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "English source slice is published first; Japanese translation and review are pending."
        },
        "KO": {
          "path": "book/chapters/04-context-permissions-and-agent-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "English source slice is published first; Korean translation and review are pending."
        },
        "DE": {
          "path": "book/chapters/04-context-permissions-and-agent-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "English source slice is published first; German translation and review are pending."
        }
      }
    },
    {
      "content_id": "chapter-05-choose-the-codex-surface",
      "kind": "chapter",
      "stem": "book/chapters/05-choose-the-codex-surface",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/05-choose-the-codex-surface.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/05-choose-the-codex-surface-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/05-choose-the-codex-surface-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "75ae63be087590c77a1ff3556415e272046489fc",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/05-choose-the-codex-surface-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/chapters/05-choose-the-codex-surface-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/chapters/05-choose-the-codex-surface-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/chapters/05-choose-the-codex-surface-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-06-model-selection",
      "kind": "chapter",
      "stem": "book/chapters/06-model-selection",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/06-model-selection.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/06-model-selection-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/06-model-selection-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/06-model-selection-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/chapters/06-model-selection-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/chapters/06-model-selection-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/chapters/06-model-selection-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-07-skills-plugins-and-tools",
      "kind": "chapter",
      "stem": "book/chapters/07-skills-plugins-and-tools",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/07-skills-plugins-and-tools.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/07-skills-plugins-and-tools-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/07-skills-plugins-and-tools-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/07-skills-plugins-and-tools-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/chapters/07-skills-plugins-and-tools-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/chapters/07-skills-plugins-and-tools-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/chapters/07-skills-plugins-and-tools-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-08-full-lifecycle-workflow",
      "kind": "chapter",
      "stem": "book/chapters/08-full-lifecycle-workflow",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/08-full-lifecycle-workflow.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/08-full-lifecycle-workflow-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/08-full-lifecycle-workflow-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/08-full-lifecycle-workflow-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/08-full-lifecycle-workflow-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/08-full-lifecycle-workflow-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/08-full-lifecycle-workflow-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-09-verification-and-recovery",
      "kind": "chapter",
      "stem": "book/chapters/09-verification-and-recovery",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/09-verification-and-recovery.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/09-verification-and-recovery-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/09-verification-and-recovery-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/09-verification-and-recovery-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/09-verification-and-recovery-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/09-verification-and-recovery-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/09-verification-and-recovery-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-10-planning-and-slicing",
      "kind": "chapter",
      "stem": "book/chapters/10-planning-and-slicing",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/10-planning-and-slicing.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/10-planning-and-slicing-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/10-planning-and-slicing-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/chapters/10-planning-and-slicing-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/10-planning-and-slicing-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/10-planning-and-slicing-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/10-planning-and-slicing-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-11-designing-a-skill",
      "kind": "chapter",
      "stem": "book/chapters/11-designing-a-skill",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/11-designing-a-skill.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/11-designing-a-skill-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/11-designing-a-skill-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "reason": "A migrated Simplified Chinese candidate chapter exists; alignment with the current English source and independent language review remain pending."
        },
        "ES": {
          "path": "book/chapters/11-designing-a-skill-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/11-designing-a-skill-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/11-designing-a-skill-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/11-designing-a-skill-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-12-agent-loop-and-stop",
      "kind": "chapter",
      "stem": "book/chapters/12-agent-loop-and-stop",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/12-agent-loop-and-stop.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/12-agent-loop-and-stop-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/12-agent-loop-and-stop-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "partial",
          "reason": "A Simplified Chinese candidate teaching translation exists for the core chapter method; source alignment and independent language review remain pending."
        },
        "ES": {
          "path": "book/chapters/12-agent-loop-and-stop-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/12-agent-loop-and-stop-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/12-agent-loop-and-stop-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/12-agent-loop-and-stop-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-13-action-boundaries",
      "kind": "chapter",
      "stem": "book/chapters/13-action-boundaries",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/13-action-boundaries.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/13-action-boundaries-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/13-action-boundaries-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese source exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/chapters/13-action-boundaries-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/13-action-boundaries-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/13-action-boundaries-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/13-action-boundaries-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-14-discover-and-audit-skills",
      "kind": "chapter",
      "stem": "book/chapters/14-discover-and-audit-skills",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/14-discover-and-audit-skills.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/14-discover-and-audit-skills-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/14-discover-and-audit-skills-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese source exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/chapters/14-discover-and-audit-skills-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/14-discover-and-audit-skills-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/14-discover-and-audit-skills-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/14-discover-and-audit-skills-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-15-research-track",
      "kind": "chapter",
      "stem": "book/chapters/15-research-track",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/15-research-track.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/15-research-track-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/15-research-track-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese source exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/chapters/15-research-track-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/15-research-track-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/15-research-track-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/15-research-track-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-16-engineering-track",
      "kind": "chapter",
      "stem": "book/chapters/16-engineering-track",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/16-engineering-track.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/16-engineering-track-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/16-engineering-track-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese source exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/chapters/16-engineering-track-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/16-engineering-track-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/16-engineering-track-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/16-engineering-track-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-17-marketing-track",
      "kind": "chapter",
      "stem": "book/chapters/17-marketing-track",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/17-marketing-track.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/17-marketing-track-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/17-marketing-track-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/17-marketing-track-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/17-marketing-track-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/17-marketing-track-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/17-marketing-track-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-18-content-design-data-automation",
      "kind": "chapter",
      "stem": "book/chapters/18-content-design-data-automation",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/18-content-design-data-automation.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/18-content-design-data-automation-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/18-content-design-data-automation-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/18-content-design-data-automation-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/18-content-design-data-automation-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/18-content-design-data-automation-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/18-content-design-data-automation-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-19-evaluate-models-and-workflows",
      "kind": "chapter",
      "stem": "book/chapters/19-evaluate-models-and-workflows",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/19-evaluate-models-and-workflows.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/19-evaluate-models-and-workflows-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/19-evaluate-models-and-workflows-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/19-evaluate-models-and-workflows-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/19-evaluate-models-and-workflows-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/19-evaluate-models-and-workflows-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/19-evaluate-models-and-workflows-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-20-personal-codex-work-system",
      "kind": "chapter",
      "stem": "book/chapters/20-personal-codex-work-system",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/20-personal-codex-work-system.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/20-personal-codex-work-system-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/20-personal-codex-work-system-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/20-personal-codex-work-system-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/20-personal-codex-work-system-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/20-personal-codex-work-system-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/20-personal-codex-work-system-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-21-team-capability-system",
      "kind": "chapter",
      "stem": "book/chapters/21-team-capability-system",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/21-team-capability-system.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/21-team-capability-system-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/21-team-capability-system-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/21-team-capability-system-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/21-team-capability-system-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/21-team-capability-system-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/21-team-capability-system-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "chapter-22-continuous-update-and-future-proofing",
      "kind": "chapter",
      "stem": "book/chapters/22-continuous-update-and-future-proofing",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/chapters/22-continuous-update-and-future-proofing.md"
      ],
      "locales": {
        "EN": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Spanish source exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Japanese source exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Korean source exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/chapters/22-continuous-update-and-future-proofing-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "German source exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "lab-011-gpt-codex-boundaries",
      "kind": "lab",
      "stem": "book/labs/lab-011-gpt-codex-boundaries",
      "source_locale": "EN",
      "source_revision": "f521e29",
      "legacy_paths": [
        "book/labs/lab-011-gpt-codex-boundaries.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Initial translation slice; independent language review pending."
        },
        "ES": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Initial translation slice; independent language review pending."
        },
        "JA": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Initial translation slice; independent language review pending."
        },
        "KO": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Initial translation slice; independent language review pending."
        },
        "DE": {
          "path": "book/labs/lab-011-gpt-codex-boundaries-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "f521e29",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Initial translation slice; independent language review pending."
        }
      }
    },
    {
      "content_id": "lab-001-first-safe-task",
      "kind": "lab",
      "stem": "book/labs/lab-001-first-safe-task",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-10",
      "legacy_paths": [
        "book/labs/lab-001-first-safe-task.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-001-first-safe-task-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-001-first-safe-task-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/labs/lab-001-first-safe-task-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish translation exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-001-first-safe-task-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-001-first-safe-task-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-001-first-safe-task-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German candidate translation exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-002-task-protocol",
      "kind": "lab",
      "stem": "book/labs/lab-002-task-protocol",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-10",
      "legacy_paths": [
        "book/labs/lab-002-task-protocol.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-002-task-protocol-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-002-task-protocol-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "1c6e6f95d691dc4a522fc6a6be9d41c4aea508ae",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/labs/lab-002-task-protocol-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish Lab 002 translation is available; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-002-task-protocol-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese Lab 002 translation is available; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-002-task-protocol-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean Lab 002 translation is available; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-002-task-protocol-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German Lab 002 translation is available; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-003-evidence-review",
      "kind": "lab",
      "stem": "book/labs/lab-003-evidence-review",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-003-evidence-review.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-003-evidence-review-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-003-evidence-review-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/labs/lab-003-evidence-review-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/labs/lab-003-evidence-review-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/labs/lab-003-evidence-review-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/labs/lab-003-evidence-review-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "lab-004-skill-selection",
      "kind": "lab",
      "stem": "book/labs/lab-004-skill-selection",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-004-skill-selection.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-004-skill-selection-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-004-skill-selection-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/labs/lab-004-skill-selection-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/labs/lab-004-skill-selection-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/labs/lab-004-skill-selection-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/labs/lab-004-skill-selection-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "lab-005-design-a-skill",
      "kind": "lab",
      "stem": "book/labs/lab-005-design-a-skill",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-005-design-a-skill.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-005-design-a-skill-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-005-design-a-skill-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-005-design-a-skill-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-005-design-a-skill-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-005-design-a-skill-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-005-design-a-skill-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-008-research-question",
      "kind": "lab",
      "stem": "book/labs/lab-008-research-question",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-008-research-question.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-008-research-question-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-008-research-question-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized source draft exists; independent Simplified Chinese language review remains pending."
        },
        "ES": {
          "path": "book/labs/lab-008-research-question-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-008-research-question-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-008-research-question-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-008-research-question-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-009-engineering-lifecycle",
      "kind": "lab",
      "stem": "book/labs/lab-009-engineering-lifecycle",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-009-engineering-lifecycle.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-009-engineering-lifecycle-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-009-engineering-lifecycle-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-009-engineering-lifecycle-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-009-engineering-lifecycle-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-009-engineering-lifecycle-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-009-engineering-lifecycle-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-010-product-context",
      "kind": "lab",
      "stem": "book/labs/lab-010-product-context",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-010-product-context.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-010-product-context-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-010-product-context-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-010-product-context-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-010-product-context-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-010-product-context-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-010-product-context-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-012-team-capability-migration",
      "kind": "lab",
      "stem": "book/labs/lab-012-team-capability-migration",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-012-team-capability-migration.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-012-team-capability-migration-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-012-team-capability-migration-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-012-team-capability-migration-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-012-team-capability-migration-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-012-team-capability-migration-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-012-team-capability-migration-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-013-l3-vertical-slice",
      "kind": "lab",
      "stem": "book/labs/lab-013-l3-vertical-slice",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-013-l3-vertical-slice.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-013-l3-vertical-slice-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-013-l3-vertical-slice-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-12",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review is pending."
        },
        "ES": {
          "path": "book/labs/lab-013-l3-vertical-slice-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-013-l3-vertical-slice-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-013-l3-vertical-slice-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-013-l3-vertical-slice-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-006-agent-stop-conditions",
      "kind": "lab",
      "stem": "book/labs/lab-006-agent-stop-conditions",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-12",
      "legacy_paths": [
        "book/labs/lab-006-agent-stop-conditions.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-006-agent-stop-conditions-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-006-agent-stop-conditions-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-15",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-006-agent-stop-conditions-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-006-agent-stop-conditions-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-006-agent-stop-conditions-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-006-agent-stop-conditions-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-007-action-boundaries",
      "kind": "lab",
      "stem": "book/labs/lab-007-action-boundaries",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "legacy_paths": [
        "book/labs/lab-007-action-boundaries.md"
      ],
      "locales": {
        "EN": {
          "path": "book/labs/lab-007-action-boundaries-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-007-action-boundaries-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "English source slice is published first; Simplified Chinese translation and review are pending."
        },
        "ES": {
          "path": "book/labs/lab-007-action-boundaries-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "English source slice is published first; Spanish translation and review are pending."
        },
        "JA": {
          "path": "book/labs/lab-007-action-boundaries-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "English source slice is published first; Japanese translation and review are pending."
        },
        "KO": {
          "path": "book/labs/lab-007-action-boundaries-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "English source slice is published first; Korean translation and review are pending."
        },
        "DE": {
          "path": "book/labs/lab-007-action-boundaries-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "English source slice is published first; German translation and review are pending."
        }
      }
    },
    {
      "content_id": "lab-014-resume-reconciliation",
      "kind": "lab",
      "stem": "book/labs/lab-014-resume-reconciliation",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "locales": {
        "EN": {
          "path": "book/labs/lab-014-resume-reconciliation-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-014-resume-reconciliation-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-014-resume-reconciliation-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-014-resume-reconciliation-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-014-resume-reconciliation-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-014-resume-reconciliation-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-015-evidence-delivery",
      "kind": "lab",
      "stem": "book/labs/lab-015-evidence-delivery",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "locales": {
        "EN": {
          "path": "book/labs/lab-015-evidence-delivery-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-015-evidence-delivery-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-015-evidence-delivery-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-015-evidence-delivery-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-015-evidence-delivery-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-015-evidence-delivery-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "lab-016-side-effect-boundary",
      "kind": "lab",
      "stem": "book/labs/lab-016-side-effect-boundary",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "locales": {
        "EN": {
          "path": "book/labs/lab-016-side-effect-boundary-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-016-side-effect-boundary-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-11",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese candidate translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-016-side-effect-boundary-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-016-side-effect-boundary-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-016-side-effect-boundary-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-016-side-effect-boundary-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "spanish-practice-loop",
      "kind": "practice-pack",
      "stem": "book/spanish-practice-loop",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/spanish-practice-loop-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/spanish-practice-loop-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Simplified Chinese language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/spanish-practice-loop-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Spanish language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/spanish-practice-loop-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Japanese language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/spanish-practice-loop-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Korean language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/spanish-practice-loop-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent German language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "work-update-practice-loop",
      "kind": "practice-pack",
      "stem": "book/work-update-practice-loop",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/work-update-practice-loop-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/work-update-practice-loop-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Simplified Chinese language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/work-update-practice-loop-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Spanish language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/work-update-practice-loop-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Japanese language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/work-update-practice-loop-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Korean language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/work-update-practice-loop-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent German language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "research-check-practice-loop",
      "kind": "practice-pack",
      "stem": "book/research-check-practice-loop",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/research-check-practice-loop-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/research-check-practice-loop-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Simplified Chinese language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/research-check-practice-loop-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Spanish language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/research-check-practice-loop-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Japanese language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/research-check-practice-loop-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent Korean language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/research-check-practice-loop-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Localized prompt pack exists; independent German language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "reader-evidence-library",
      "kind": "reader-reference",
      "stem": "book/evidence-library",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/evidence-library-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full"
        },
        "ZH": {
          "path": "book/evidence-library-ZH.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized evidence navigation exists; independent Simplified Chinese language review remains pending."
        },
        "ES": {
          "path": "book/evidence-library-ES.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized evidence navigation exists; independent Spanish language review remains pending."
        },
        "JA": {
          "path": "book/evidence-library-JA.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized evidence navigation exists; independent Japanese language review remains pending."
        },
        "KO": {
          "path": "book/evidence-library-KO.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized evidence navigation exists; independent Korean language review remains pending."
        },
        "DE": {
          "path": "book/evidence-library-DE.md",
          "content_status": "candidate",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "reason": "Localized evidence navigation exists; independent German language review remains pending."
        }
      }
    },
    {
      "content_id": "lab-017-skill-discovery-audit",
      "kind": "lab",
      "stem": "book/labs/lab-017-skill-discovery-audit",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-11",
      "locales": {
        "EN": {
          "path": "book/labs/lab-017-skill-discovery-audit-EN.md",
          "content_status": "draft",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/labs/lab-017-skill-discovery-audit-ZH.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Simplified Chinese translation exists; independent language review and learner-run evidence remain pending."
        },
        "ES": {
          "path": "book/labs/lab-017-skill-discovery-audit-ES.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Spanish source exists; independent language review and learner-run evidence remain pending."
        },
        "JA": {
          "path": "book/labs/lab-017-skill-discovery-audit-JA.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Japanese source exists; independent language review and learner-run evidence remain pending."
        },
        "KO": {
          "path": "book/labs/lab-017-skill-discovery-audit-KO.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "Korean source exists; independent language review and learner-run evidence remain pending."
        },
        "DE": {
          "path": "book/labs/lab-017-skill-discovery-audit-DE.md",
          "content_status": "draft",
          "translation_status": "in-progress",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "coverage": "full",
          "run_status": "not_run",
          "reason": "German source exists; independent language review and learner-run evidence remain pending."
        }
      }
    },
    {
      "content_id": "platform-adapter-guide-route",
      "kind": "learning-route",
      "stem": "book/routes/platform-adapter-guide",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/routes/platform-adapter-guide-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/routes/platform-adapter-guide-ZH.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Simplified Chinese adapter guide exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/routes/platform-adapter-guide-ES.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Spanish adapter guide exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/routes/platform-adapter-guide-JA.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Japanese adapter guide exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/routes/platform-adapter-guide-KO.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Korean adapter guide exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/routes/platform-adapter-guide-DE.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "German adapter guide exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "french-practice-loop",
      "kind": "supplemental-guide",
      "stem": "book/french-practice-loop",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/french-practice-loop-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/french-practice-loop-ZH.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Simplified Chinese French-loop translation exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/french-practice-loop-ES.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Spanish French-loop translation exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/french-practice-loop-JA.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Japanese French-loop translation exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/french-practice-loop-KO.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Korean French-loop translation exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/french-practice-loop-DE.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "German French-loop translation exists; independent language review remains pending."
        }
      }
    },
    {
      "content_id": "llm-fundamentals-guide",
      "kind": "application-guide",
      "stem": "book/guides/llm-fundamentals",
      "source_locale": "EN",
      "source_revision": "worktree-2026-08-16",
      "locales": {
        "EN": {
          "path": "book/guides/llm-fundamentals-EN.md",
          "content_status": "candidate",
          "translation_status": "source",
          "coverage": "full",
          "run_status": "not_run"
        },
        "ZH": {
          "path": "book/guides/llm-fundamentals-ZH.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Simplified Chinese Lesson 0 exists; independent language review remains pending."
        },
        "ES": {
          "path": "book/guides/llm-fundamentals-ES.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Spanish Lesson 0 exists; independent language review remains pending."
        },
        "JA": {
          "path": "book/guides/llm-fundamentals-JA.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Japanese Lesson 0 exists; independent language review remains pending."
        },
        "KO": {
          "path": "book/guides/llm-fundamentals-KO.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "Korean Lesson 0 exists; independent language review remains pending."
        },
        "DE": {
          "path": "book/guides/llm-fundamentals-DE.md",
          "content_status": "candidate",
          "translation_status": "candidate",
          "coverage": "full",
          "run_status": "not_run",
          "translated_from": "EN",
          "source_revision": "worktree-2026-08-16",
          "reason": "German Lesson 0 exists; independent language review remains pending."
        }
      }
    }
  ]
}
