{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://qrtrust.example/contracts/packaged-deployment-approval-evidence.schema.json",
  "title": "QR Trust Packaged Deployment Approval Evidence Packet",
  "type": "object",
  "required": [
    "artifact_type",
    "packet_id",
    "generated_at",
    "claim_mode",
    "deployment_artifact",
    "environment",
    "gates",
    "approvals",
    "rollback_plan",
    "guardrails",
    "reviewer"
  ],
  "properties": {
    "artifact_type": {
      "const": "packaged_deployment_approval_evidence_packet"
    },
    "packet_id": {
      "type": "string",
      "minLength": 1
    },
    "generated_at": {
      "type": "string",
      "format": "date-time"
    },
    "claim_mode": {
      "enum": ["reference_drill", "production_candidate"]
    },
    "deployment_artifact": {
      "type": "object",
      "required": ["artifact_id", "version", "artifact_ref", "sha256", "created_at"],
      "properties": {
        "artifact_id": {
          "type": "string",
          "minLength": 1
        },
        "version": {
          "type": "string",
          "minLength": 1
        },
        "artifact_ref": {
          "type": "string",
          "minLength": 1
        },
        "sha256": {
          "type": "string",
          "pattern": "^[a-f0-9]{64}$"
        },
        "created_at": {
          "type": "string",
          "format": "date-time"
        }
      },
      "additionalProperties": false
    },
    "environment": {
      "type": "object",
      "required": ["environment_id", "stage", "owner", "boundary_ref"],
      "properties": {
        "environment_id": {
          "type": "string",
          "minLength": 1
        },
        "stage": {
          "enum": ["reference_lab", "staging_candidate", "production_candidate"]
        },
        "owner": {
          "type": "string",
          "minLength": 1
        },
        "boundary_ref": {
          "type": "string",
          "minLength": 1
        }
      },
      "additionalProperties": false
    },
    "gates": {
      "type": "array",
      "minItems": 4,
      "maxItems": 4,
      "items": {
        "type": "object",
        "required": ["gate_id", "status", "evidence_ref", "checked_at", "summary"],
        "properties": {
          "gate_id": {
            "enum": [
              "artifact_fingerprinted",
              "contract_smoke_passed",
              "operator_approval_recorded",
              "rollback_plan_accepted"
            ]
          },
          "status": {
            "enum": ["passed", "failed", "blocked"]
          },
          "evidence_ref": {
            "type": "string",
            "minLength": 1
          },
          "checked_at": {
            "type": "string",
            "format": "date-time"
          },
          "summary": {
            "type": "string",
            "minLength": 1
          }
        },
        "additionalProperties": false
      }
    },
    "approvals": {
      "type": "array",
      "minItems": 3,
      "maxItems": 3,
      "items": {
        "type": "object",
        "required": ["role", "approver", "decision", "approval_ref", "approved_at", "scope"],
        "properties": {
          "role": {
            "enum": ["release_owner", "security_reviewer", "operations_reviewer"]
          },
          "approver": {
            "type": "string",
            "minLength": 1
          },
          "decision": {
            "enum": ["approved", "rejected", "deferred"]
          },
          "approval_ref": {
            "type": "string",
            "minLength": 1
          },
          "approved_at": {
            "type": "string",
            "format": "date-time"
          },
          "scope": {
            "type": "string",
            "minLength": 1
          }
        },
        "additionalProperties": false
      }
    },
    "rollback_plan": {
      "type": "object",
      "required": ["plan_ref", "rehearsal_ref", "owner", "accepted_at"],
      "properties": {
        "plan_ref": {
          "type": "string",
          "minLength": 1
        },
        "rehearsal_ref": {
          "type": "string",
          "minLength": 1
        },
        "owner": {
          "type": "string",
          "minLength": 1
        },
        "accepted_at": {
          "type": "string",
          "format": "date-time"
        }
      },
      "additionalProperties": false
    },
    "guardrails": {
      "type": "object",
      "required": [
        "public_repo_contains_no_secrets",
        "operator_controls_remain_external",
        "rollback_plan_required",
        "production_approval_requires_ops_refs"
      ],
      "properties": {
        "public_repo_contains_no_secrets": {
          "const": true
        },
        "operator_controls_remain_external": {
          "const": true
        },
        "rollback_plan_required": {
          "const": true
        },
        "production_approval_requires_ops_refs": {
          "const": true
        }
      },
      "additionalProperties": false
    },
    "reviewer": {
      "type": "object",
      "required": ["name", "role", "reviewed_at"],
      "properties": {
        "name": {
          "type": "string",
          "minLength": 1
        },
        "role": {
          "type": "string",
          "minLength": 1
        },
        "reviewed_at": {
          "type": "string",
          "format": "date"
        }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}