Examine source code of Rehost

{
  "manifest_version": 2,
  "name": "__MSG_extension_name__",
  "description": "__MSG_extension_description__",
  "homepage_url": "https://github.com/roger21/rehost",
  "version": "0.8.1",
  "default_locale": "en",
  "permissions": [
    "clipboardWrite",
    "menus",
    "notifications",
    "storage",
    "*://*/*"
  ],
  "icons": {
    "16": "images/rehost.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "rehost@roger21.free.fr",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "errors.js",
      "storage.js",
      "menu.js"
    ]
  },
  "browser_action": {
    "default_icon": "images/rehost.svg",
    "default_title": "__MSG_extension_name__",
    "default_popup": "popup/popup.html",
    "browser_style": false
  }
}