{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://railiance.dev/schemas/rail-binding-v1.schema.json",
  "title": "Railiance workload rail binding",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "rail_id",
    "rail_contract",
    "readiness_state",
    "required_substrate_capabilities",
    "deployment_artifacts",
    "rollout",
    "rollback"
  ],
  "properties": {
    "rail_id": {"type": "string", "pattern": "^rail-[a-z0-9-]+$"},
    "rail_contract": {"type": "string", "pattern": "^[0-9]+\\.[0-9]+(\\.[0-9]+)?$"},
    "readiness_state": {
      "enum": ["declared", "installed", "verified", "production-approved", "deprecated"]
    },
    "required_substrate_capabilities": {
      "type": "array",
      "items": {"type": "string"},
      "uniqueItems": true
    },
    "deployment_artifacts": {
      "type": "array",
      "minItems": 1,
      "items": {"type": "string"}
    },
    "scaling": {"type": "object"},
    "routing": {"type": "object"},
    "rollout": {"type": "object"},
    "rollback": {"type": "object"}
  }
}