Examine source code of Prayer Alarm

{
  "manifest_version": 3,
  "name": "Prayer Alarm",
  "version": "2.1.1",
  "author": "Raihan Khan",
  "description": "Beautiful, accurate, and minimal prayer times extension with Alarms.",
  "permissions": [
    "geolocation",
    "storage",
    "alarms",
    "notifications"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "host_permissions": [
    "https://api.aladhan.com/*",
    "http://ip-api.com/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "prayeralarm@raihan.khan",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}