Examine source code of Reverse Image Search

{
  "manifest_version": 3,
  "default_locale": "en",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "author": "Andreas Bielawski",
  "version": "4.4.3",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "64": "icons/64.png",
    "128": "icons/128.png",
    "256": "icons/256.png"
  },
  "action": {
    "default_icon": {
      "16": "icons/16.png",
      "32": "icons/32.png",
      "48": "icons/48.png",
      "64": "icons/64.png",
      "128": "icons/128.png",
      "256": "icons/256.png"
    }
  },
  "background": {
    "scripts": [
      "build/service-worker/service-worker.js"
    ],
    "service_worker": "build/service-worker/service-worker.js",
    "type": "module"
  },
  "options_ui": {
    "open_in_tab": true,
    "page": "options/options.html"
  },
  "content_security_policy": {
    "extension_pages": "default-src 'none'; script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:"
  },
  "permissions": [
    "contextMenus",
    "storage"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "post-form.html",
        "post-form.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{0da2e603-21ba-4422-8049-b6d9e013ed84}",
      "strict_min_version": "120.0"
    }
  }
}