{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://railiance.dev/schemas/common-workload-v1.schema.json",
  "title": "Railiance common managed workload contract",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "contract_version",
    "workload_id",
    "ownership_repo",
    "criticality",
    "data_classification",
    "dependencies",
    "identity",
    "health",
    "recovery",
    "rail_bindings"
  ],
  "properties": {
    "contract_version": {"const": "1.0.0"},
    "workload_id": {"type": "string", "pattern": "^[a-z][a-z0-9-]+$"},
    "ownership_repo": {"type": "string", "pattern": "^[a-z][a-z0-9-]+$"},
    "criticality": {
      "enum": ["low", "medium", "high", "critical"]
    },
    "data_classification": {
      "enum": ["public", "internal", "confidential", "restricted"]
    },
    "dependencies": {
      "type": "array",
      "items": {"type": "string"},
      "uniqueItems": true
    },
    "identity": {
      "type": "object",
      "additionalProperties": false,
      "required": ["principal", "secret_references"],
      "properties": {
        "principal": {"type": "string", "minLength": 1},
        "tenant": {"type": "string", "minLength": 1},
        "secret_references": {
          "type": "array",
          "items": {"type": "string"},
          "uniqueItems": true
        }
      }
    },
    "health": {
      "type": "object",
      "required": ["readiness", "smoke"],
      "properties": {
        "readiness": {"type": "string", "minLength": 1},
        "smoke": {"type": "string", "minLength": 1},
        "audit": {"type": "string"}
      }
    },
    "recovery": {
      "type": "object",
      "required": ["rollback"],
      "properties": {
        "rollback": {"type": "string", "minLength": 1},
        "rto": {"type": "string"},
        "rpo": {"type": "string"}
      }
    },
    "rail_bindings": {
      "type": "array",
      "minItems": 1,
      "items": {"$ref": "rail-binding-v1.schema.json"},
      "uniqueItems": true
    }
  }
}