{
  "$schema": "https://json-schema.org/draft-04/schema#",
  "id": "https://api.dataplatform.ibm.com/schemas/common-pipeline/operators/runtime-v3-schema.json#",
  "title": "Runtime Schema",
  "description": "Provides runtime environment information",
  "type": "object",
  "properties": {
    "json_schema": {
      "description": "Refers to the JSON schema used to validate documents of this type",
      "enum": ["https://api.dataplatform.ibm.com/schemas/common-pipeline/operators/runtime-v3-schema.json"]
    },
    "id": {
      "description": "Unique runtime identifier",
      "type": "string"
    },
    "platform": {
      "description": "Backend execution platform (version independent)",
      "type": "string"
    },
    "version": {
      "description": "Runtime version",
      "type": "string"
    },
    "label": {
      "description": "Runtime label",
      "$ref": "#/definitions/resource_def"
    },
    "metadata": {
      "description": "Runtime meta information",
      "type": "object",
      "properties": {
        "language": {
          "description": "Expression language used by the runtime",
          "type": "string"
        },
        "environments": {
          "description": "Array of supported runtime environment names",
          "type": "array",
          "items": {
            "type": "string"
          },
          "uniqueItems": true
        }
      },
      "required": [
      ]
    }
  },
  "required": [
    "id",
    "platform",
    "version"
  ],
  "definitions": {
    "resource_def": {
      "description": "Localizable string resource",
      "type": "object",
      "properties": {
        "default": {
          "type": "string"
        },
        "resource_key": {
          "type": "string"
        }
      },
      "oneOf": [
        {
          "required": [
            "default"
          ]
        },
        {
          "required": [
            "resource_key"
          ]
        }
      ]
    }
  }
}