{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:awoooi:source-control-primary-rollback-adr-v1",
  "title": "Source Control Primary Rollback ADR v1",
  "description": "定義 GitHub primary cutover 前必備的 rollback ADR 草案、回退觸發條件、逐 repo owner review 與仍然禁止事項。此契約不授權 primary switch、refs sync 或 repo 修改。",
  "type": "object",
  "required": [
    "schema_version",
    "status",
    "date",
    "mode",
    "runtime_execution_authorized",
    "source_indexes",
    "summary",
    "rollback_principles",
    "cutover_preconditions",
    "repo_rollback_plans",
    "rollback_triggers",
    "validation_windows",
    "acceptance_rules",
    "forbidden_actions"
  ],
  "properties": {
    "schema_version": {
      "const": "source_control_primary_rollback_adr_v1"
    },
    "status": {
      "type": "string",
      "enum": ["draft_waiting_owner_review"]
    },
    "date": {
      "type": "string"
    },
    "mode": {
      "type": "string",
      "enum": ["rollback_adr_only"]
    },
    "runtime_execution_authorized": {
      "type": "boolean",
      "const": false
    },
    "source_indexes": {
      "type": "array",
      "items": {"type": "string"},
      "minItems": 1
    },
    "summary": {
      "type": "object",
      "required": [
        "candidate_repo_count",
        "in_scope_repo_count",
        "external_scope_count",
        "repo_rollback_plan_count",
        "owner_approved_count",
        "dry_run_completed_count",
        "active_cutover_count",
        "rollback_execution_authorized",
        "github_primary_switch_authorized",
        "gitea_disable_authorized",
        "action_buttons_allowed"
      ],
      "properties": {
        "candidate_repo_count": {"type": "integer", "minimum": 0},
        "in_scope_repo_count": {"type": "integer", "minimum": 0},
        "external_scope_count": {"type": "integer", "minimum": 0},
        "repo_rollback_plan_count": {"type": "integer", "minimum": 0},
        "owner_approved_count": {"type": "integer", "minimum": 0},
        "dry_run_completed_count": {"type": "integer", "minimum": 0},
        "active_cutover_count": {"type": "integer", "minimum": 0},
        "rollback_execution_authorized": {"type": "boolean", "const": false},
        "github_primary_switch_authorized": {"type": "boolean", "const": false},
        "gitea_disable_authorized": {"type": "boolean", "const": false},
        "action_buttons_allowed": {"type": "boolean", "const": false}
      },
      "additionalProperties": false
    },
    "rollback_principles": {
      "type": "array",
      "items": {"type": "string"},
      "minItems": 1
    },
    "cutover_preconditions": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "gate_id",
          "title",
          "required_evidence",
          "current_status",
          "execution_authorized"
        ],
        "properties": {
          "gate_id": {"type": "string"},
          "title": {"type": "string"},
          "required_evidence": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          },
          "current_status": {
            "type": "string",
            "enum": ["missing", "draft_only", "waiting_owner_review", "blocked"]
          },
          "execution_authorized": {"type": "boolean", "const": false}
        },
        "additionalProperties": false
      },
      "minItems": 1
    },
    "repo_rollback_plans": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "repo_key",
          "github_repo",
          "source_key",
          "scope_status",
          "risk",
          "rollback_state",
          "primary_ready",
          "fallback_role",
          "required_owner_decisions",
          "rollback_evidence_required",
          "rollback_triggers",
          "manual_recovery_outline",
          "execution_authorized",
          "still_forbidden"
        ],
        "properties": {
          "repo_key": {"type": "string"},
          "github_repo": {"type": "string"},
          "source_key": {"type": "string"},
          "scope_status": {
            "type": "string",
            "enum": ["in_scope", "external_scope_review"]
          },
          "risk": {
            "type": "string",
            "enum": ["LOW", "MEDIUM", "HIGH"]
          },
          "rollback_state": {
            "type": "string",
            "enum": [
              "draft_waiting_owner_review",
              "scope_review_only"
            ]
          },
          "primary_ready": {"type": "boolean", "const": false},
          "fallback_role": {"type": "string"},
          "required_owner_decisions": {
            "type": "array",
            "items": {"type": "string"}
          },
          "rollback_evidence_required": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          },
          "rollback_triggers": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          },
          "manual_recovery_outline": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          },
          "execution_authorized": {"type": "boolean", "const": false},
          "still_forbidden": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          }
        },
        "additionalProperties": false
      },
      "minItems": 1
    },
    "rollback_triggers": {
      "type": "array",
      "items": {"type": "string"},
      "minItems": 1
    },
    "validation_windows": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "window_id",
          "title",
          "required_checks",
          "failure_handling",
          "execution_authorized"
        ],
        "properties": {
          "window_id": {"type": "string"},
          "title": {"type": "string"},
          "required_checks": {
            "type": "array",
            "items": {"type": "string"},
            "minItems": 1
          },
          "failure_handling": {"type": "string"},
          "execution_authorized": {"type": "boolean", "const": false}
        },
        "additionalProperties": false
      },
      "minItems": 1
    },
    "acceptance_rules": {
      "type": "array",
      "items": {"type": "string"},
      "minItems": 1
    },
    "forbidden_actions": {
      "type": "array",
      "items": {"type": "string"},
      "minItems": 1
    }
  },
  "additionalProperties": false
}