{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://acdl.cloudinit.dev/schemas/contract.schema.json",
  "title": "ACDL Consumer Contract",
  "description": "A consumer contract declares intent: which module to deploy, in which environment, with which inputs. The contract references the central ACDL pipeline via 'uses' and declares the module name (matching a registry key), environment, and inputs. The contract resolver resolves this to a Target Stack instance.",
  "type": "object",
  "required": ["uses", "module", "environment", "inputs"],
  "properties": {
    "uses": {
      "type": "string",
      "description": "Reference to the central ACDL deployment pipeline (e.g. 'acdl/pipelines/deploy.yaml@v1')."
    },
    "module": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9-]*$",
      "description": "Module name matching a registry key (L1 primitive or L2 composition)."
    },
    "environment": {
      "type": "string",
      "enum": ["dev", "qa", "prod", "dr"],
      "description": "Target environment. dev = autonomous; qa/prod/dr = HITL gates."
    },
    "inputs": {
      "type": "object",
      "description": "Module-specific inputs (bucket_name, region, image, port, env, etc.). Validated at resolution time against the module's interface.json or composition.json.",
      "additionalProperties": {"type": ["string", "number", "boolean", "object", "array"]}
    }
  }
}