Examine source code of SFCC DevTools

{
  "manifest_version" : 2 ,
  "name" : "__MSG_extensionName__" ,
  "version" : "1.1.1",
  "description" : "__MSG_extensionDescription__" ,
  "author": "SFCC DevOps",
  "devtools_page": "devtools.html",
  "homepage_url" : "https://github.com/sfccdevops/sfcc-devtools",
  "default_locale" : "en" ,
  "icons" : {
    "16" : "icons/16.png",
    "48" : "icons/48.png",
    "128" : "icons/128.png"
  },
  "permissions" : [
    "storage" ,
    "http://localhost/*" 
  ],
  "content_security_policy" : "script-src 'self' http://localhost:60606; object-src 'self';",
  "browser_specific_settings": {
    "gecko": {
      "id": "{8539a050-c85e-46c9-bcad-6d550b1e2747}"
    }
  }
}