{
"update_url": "https://clients2.google.com/service/update2/crx",

 
 
    "name": "__MSG_appName__",
    "manifest_version": 3,
    "description": "__MSG_appDesc__",
    "default_locale":"en_US",
    "offline_enabled": true,
    "version": "1.0.1",
    "icons": {
        "512": "icons/icon-512.png",
         "256": "icons/icon-256.png",
         "128": "icons/icon-128.png",
         "64": "icons/icon-64.png",
         "48": "icons/icon-48.png",
         "32": "icons/icon-32.png",
         "16": "icons/icon-16.png" 
    }, 
     "action": {
         "default_icon": {             
         "512": "icons/icon-512.png",
         "256": "icons/icon-256.png",
         "128": "icons/icon-128.png",
         "64": "icons/icon-64.png",
         "48": "icons/icon-48.png",
         "32": "icons/icon-32.png",
         "16": "icons/icon-16.png" 
        },
        "default_title": "Jelly Truck",   
        "default_popup": "load.html"  
      },
     "background": {
    "service_worker": "background.js"  
  }
}