Examine source code of Scroll Break Reminder

{
  "manifest_version": 3,
  "name": "Scroll Break Reminder",
  "version": "1.0",
  "description": "Nhắc nhở nghỉ ngơi sau khi cuộn trang liên tục quá lâu.",
  "permissions": [
    "tabs",
    "scripting",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "Scroll Break Reminder"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "scroll-break-reminder@example.com",
      "strict_min_version": "109.0"
    }
  }
}