Examine source code of Stay hydrated

{
  "description": "A reminder to drink some water that pop up on your screen every two hours.",
  "homepage_url": "https://miui.vn/",
  "icons": {
    "256": "icons/icon.png"
  },
  "version": "1.0",
  "manifest_version": 3,
  "name": "Drink Some Water",
  "permissions": [
    "alarms",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "lmhao244167@gmail.com",
      "strict_min_version": "58.0"
    }
  }
}