Fix Your Posture

manifest.json

{
  "manifest_version": 3,
  "name": "Fix Your Posture",
  "version": "2.0",
  "author": "Mohsin",
  "description": "Alerts you to fix your posture at random moments.",
  "background": {
    "service_worker": "content.js"
  },
  "action": {
    "default_icon": "images/icon.png",
    "default_popup": "popup.html",
    "default_title": "Fix Your Posture"
  },
  "icons": {
    "18": "images/icon18.png",
    "128": "images/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "permissions": [
    "notifications",
    "activeTab"
  ],
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}