manifest.json

{
  "manifest_version": 3,
  "name": "Mock Extension",
  "version": "0.1",
  "description": "Mock Extension for testing",
  "default_locale": "en",
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "scripting"
  ],
  "action": {
    "default_popup": "extension.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "64": "icons/icon64.png",
      "128": "icons/icon128.png",
      "256": "icons/icon256.png",
      "512": "icons/icon512.png"
    }
  },
  "options_ui": {
    "page": "options.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "MockExtensionID",
      "update_url": "https://raw.githubusercontent.com/imigueldiaz/firefox-updates-json/main/updates.json"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "lib/purify.min.js"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "default-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self'; connect-src 'self';"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "_locales/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}