Examine source code of Save Scroll Position

{
  "manifest_version" : 2 ,
  "name" : "Save Scroll Position",
  "version" : "1.0",
  "description" : "Saves and restores scroll positions across all websites seamlessly.",
  "permissions" : [
    "storage" ,
    "tabs" ,
    "scripting" ,
    "activeTab" ,
    "http://*/*" ,
    "https://*/*" 
  ],
  "browser_action" : {
    "default_popup" : "popup.html",
    "default_icon" : "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "save-scroll-position@shasirus.dev",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}