{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://designlasagna.recipes/v0.3/cem-extensions.json",
  "title": "CEM Extensions for Design Systems",
  "description": "Extensions to Custom Elements Manifest for design system lifecycle metadata.",
  "definitions": {
    "LifecycleFields": {
      "type": "object",
      "description": "Fields that can be added to CEM declarations or members.",
      "properties": {
        "status": {
          "type": "string",
          "description": "Lifecycle status. Common values: 'draft', 'experimental', 'beta', 'rc', 'stable', 'deprecated', 'removed'. Any string is allowed."
        },
        "removal": {
          "type": "string",
          "description": "When the deprecated item will be removed."
        },
        "replacement": {
          "type": "string",
          "description": "Machine-readable replacement identifier."
        }
      }
    },
    "DeprecatedValue": {
      "type": "object",
      "required": ["value", "message"],
      "description": "Deprecation info for a specific attribute value.",
      "properties": {
        "value": { "type": "string" },
        "message": { "type": "string" },
        "removal": { "type": "string" },
        "replacement": { "type": "string" }
      }
    },
    "AttributeExtensions": {
      "type": "object",
      "description": "Extension fields for CEM attribute/member entries.",
      "properties": {
        "enum": {
          "type": "array",
          "items": { "type": "string" }
        },
        "removal": { "type": "string" },
        "replacement": { "type": "string" },
        "deprecatedValues": {
          "type": "array",
          "items": { "$ref": "#/definitions/DeprecatedValue" }
        }
      }
    },
    "SlotExtensions": {
      "type": "object",
      "description": "Extension fields for CEM slot entries.",
      "properties": {
        "deprecated": {
          "oneOf": [
            { "type": "boolean" },
            { "type": "string" }
          ]
        },
        "removal": { "type": "string" },
        "replacement": { "type": "string" }
      }
    },
    "CssPropertyExtensions": {
      "type": "object",
      "description": "Extension fields for CEM cssProperty entries.",
      "properties": {
        "deprecated": {
          "oneOf": [
            { "type": "boolean" },
            { "type": "string" }
          ]
        },
        "removal": { "type": "string" },
        "replacement": { "type": "string" }
      }
    }
  }
}