Examine source code of Babele

{
  "manifest_version": 2,
  "name": "Babele",
  "version": "1.0.0",
  "author": "Mirko Perillo",
  "homepage_url": "https://codeberg.org/mirkoperillo/babele",
  "description": "Quickly translate in different languages through online dictionaries",
  "icons": {
    "32": "icons/translate_32.png",
    "64": "icons/translate_64.png"
  },
  "browser_action": {
    "default_icon": "icons/translate_32.png",
    "default_title": "Babele",
    "default_popup": "popup/index.html"
  },
  "background": {
    "scripts": []
  },
  "permissions": [
    "activeTab",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{dde7b7d0-5d51-4102-b4ea-fbad67a3de53}"
    }
  }
}