{
  "mandatory_fields": {
    "enable_asset_optimization": {
      "type": "boolean",
      "default": false,
      "description": "Enable CSS/JS optimization"
    },
    "minify_css": {
      "type": "boolean",
      "default": true,
      "description": "Minify CSS files"
    },
    "minify_js": {
      "type": "boolean",
      "default": true,
      "description": "Minify JavaScript files"
    },
    "combine_css": {
      "type": "boolean",
      "default": false,
      "description": "Combine CSS files"
    },
    "combine_js": {
      "type": "boolean",
      "default": false,
      "description": "Combine JavaScript files"
    },
    "defer_js": {
      "type": "boolean",
      "default": true,
      "description": "Defer JavaScript execution"
    },
    "async_js": {
      "type": "array",
      "default": [],
      "items": "string",
      "description": "Scripts to load asynchronously"
    },
    "remove_query_strings": {
      "type": "boolean",
      "default": true,
      "description": "Remove query strings from static resources"
    },
    "exclude_css": {
      "type": "array",
      "default": [],
      "items": "string",
      "description": "CSS files to exclude from optimization"
    },
    "exclude_js": {
      "type": "array",
      "default": ["jquery", "jquery-migrate"],
      "items": "string",
      "description": "JS files to exclude from optimization"
    },
    "cdn_url": {
      "type": "string",
      "default": "",
      "description": "CDN URL for static assets (URL validation applied only when non-empty)"
    },
    "enable_preload": {
      "type": "boolean",
      "default": true,
      "description": "Enable resource preloading"
    },
    "preload_fonts": {
      "type": "array",
      "default": [],
      "items": "string",
      "description": "Font files to preload"
    }
  }
}