Examine source code of Kode Injector

{
  "manifest_version": 3,
  "name": "__MSG_name__",
  "description": "__MSG_description__",
  "default_locale": "en",
  "options_page": "options.html",
  "icons": {
    "16": "assets/img/icon-16.png",
    "32": "assets/img/icon-32.png",
    "48": "assets/img/icon-48.png",
    "128": "assets/img/icon-128.png"
  },
  "action": {
    "default_icon": {
      "16": "assets/img/icon-16.png",
      "32": "assets/img/icon-32.png"
    },
    "default_title": "__MSG_name__",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "storage",
    "scripting",
    "activeTab",
    "nativeMessaging"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "page": "background.html"
  },
  "version": "0.9.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "kode-injector@maximtop.dev",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}