Examine source code of Circle Mouse Gestures (pie menu)

{
  "manifest_version" : 3 ,
  "name" : "Circle Mouse Gestures (pie menu)",
  "version" : "1.6.2",
  "description" : "__MSG_extensionDescription__" ,
  "default_locale" : "en" ,
  "icons" : {
    "16" : "assets/icons/icon-new.png",
    "48" : "assets/icons/icon-new.png",
    "96" : "assets/icons/icon-new.png",
    "128" : "assets/icons/icon-new.png"
  },
  "background" : {
    "scripts" : [
      "background.js" 
    ],
    "service_worker" : "background.js" 
  },
  "content_scripts" : [
    {
      "matches" : [
        "<all_urls>" 
      ],
      "js" : [
        "content.js" 
      ],
      "css" : [
        "index.css" 
      ],
      "run_at" : "document_start" 
    }
  ],
  "options_ui" : {
    "page": "options/options.html" ,
    "open_in_tab": true
  },
  "action" : {
    "default_icon" : "assets/icons/icon-new.png",
    "default_title" : "Circle Mouse Gestures",
    "default_popup" : "popup/popup.html"
  },
  "permissions" : [
    "<all_urls>" ,
    "tabs" ,
    "storage" ,
    "sessions" ,
    "bookmarks" ,
    "clipboardWrite" ,
    "clipboardRead" ,
    "downloads" ,
    "notifications" ,
    "scripting" 
  ],
  "host_permissions" : [
    "<all_urls>" 
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "circle_mouse_gestures@emvaized.com",
      "strict_min_version": "109.0"
    }
  }
}