Door bolt control

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Door bolt control",
  "version": "1.0",
  "permissions": [
    "activeTab",
    "tabs",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Lock or Unlock your door",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "img/lock-icon.png",
    "48": "img/lock-icon.png",
    "128": "img/lock-icon.png"
  },
  "manifest_version": 2
}