{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:atmem:delegated-context-request:v1",
  "title": "AtMem delegated context request v1",
  "type": "object",
  "additionalProperties": false,
  "required": ["contract_id", "binding", "query", "query_sha256", "max_context_bytes", "deadline"],
  "properties": {
    "contract_id": {"const": "atmem.delegated-context-request.v1"},
    "binding": {
      "type": "object",
      "additionalProperties": false,
      "required": ["run_id", "turn_id", "session_id", "agent_id", "user_id", "workspace_id"],
      "properties": {
        "run_id": {"$ref": "#/$defs/id"},
        "turn_id": {"$ref": "#/$defs/id"},
        "session_id": {"$ref": "#/$defs/id"},
        "agent_id": {"$ref": "#/$defs/id"},
        "user_id": {"$ref": "#/$defs/id"},
        "workspace_id": {"$ref": "#/$defs/id"}
      }
    },
    "query": {"type": "string", "minLength": 1, "maxLength": 100000},
    "query_sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
    "max_context_bytes": {"type": "integer", "minimum": 1, "maximum": 262144},
    "deadline": {"type": "string", "format": "date-time", "pattern": "Z$"}
  },
  "$defs": {
    "id": {"type": "string", "minLength": 1, "maxLength": 256, "pattern": "^\\S(?:.*\\S)?$"}
  }
}