Gmail Multi Account Manager

manifest.json

{
  "background": {
    "service_worker": "js/all.js"
  },
  "action": {
    "default_icon": {
      "16": "icons/blue/16.png",
      "18": "icons/blue/18.png",
      "19": "icons/blue/19.png",
      "32": "icons/blue/32.png"
    },
    "default_title": "Gmail Checker - Multi Account Gmail Notifier BETA"
  },
  "default_locale": "en_US",
  "description": "__MSG_description__",
  "icons": {
    "16": "icons/red/16.png",
    "18": "icons/red/18.png",
    "19": "icons/red/19.png",
    "32": "icons/red/32.png",
    "48": "icons/red/48.png",
    "64": "icons/red/64.png",
    "128": "icons/red/128.png"
  },
  "manifest_version": 3,
  "name": "Gmail Multi Account Manager",
  "options_ui": {
    "open_in_tab": true,
    "page": "options.html"
  },
  "permissions": [
    "notifications",
    "contextMenus",
    "webRequest",
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "version": "1.1.21",
  "web_accessible_resources": [
    {
      "resources": [
        "sounds/0.wav",
        "sounds/1.wav",
        "sounds/2.wav",
        "sounds/3.wav"
      ],
      "matches": [
        "http://mail.google.com/*",
        "https://mail.google.com/*"
      ]
    },
    {
      "resources": [
        "/*"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}