{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://cognitive-agent.local/schemas/common.schema.json",
  "$defs": {
    "metadata": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "name", "version"],
      "properties": {
        "id": {
          "type": "string",
          "pattern": "^[a-z0-9][a-z0-9._-]{2,127}$"
        },
        "name": {
          "type": "string",
          "minLength": 1,
          "maxLength": 128
        },
        "version": {
          "type": "string",
          "pattern": "^[0-9]+\\.[0-9]+\\.[0-9]+(?:[-+][0-9A-Za-z.-]+)?$"
        },
        "request_id": {
          "type": "string",
          "minLength": 3,
          "maxLength": 128
        },
        "generated_at": {
          "type": "string",
          "format": "date-time"
        },
        "description": {
          "type": "string",
          "maxLength": 1000
        },
        "labels": {
          "type": "object",
          "additionalProperties": {
            "type": "string",
            "maxLength": 128
          }
        }
      }
    },
    "target": {
      "type": "object",
      "additionalProperties": false,
      "required": ["device"],
      "properties": {
        "device": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*$"
        },
        "zone": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*$"
        },
        "instance": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*$"
        }
      }
    },
    "transition": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "duration_ms": {
          "type": "integer",
          "minimum": 0,
          "maximum": 3600000
        },
        "profile": {
          "type": "string",
          "enum": ["immediate", "linear", "ease_in", "ease_out", "ease_in_out", "device_default"]
        }
      }
    },
    "failure_policy": {
      "type": "string",
      "enum": ["abort", "skip", "continue", "compensate"]
    }
  }
}