Examine source code of DealMonitor

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "version": "0.13.322",
  "description": "__MSG_appDescription__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "alarms",
    "cookies"
  ],
  "host_permissions": [
    "https://api.dealmonitor.app/*",
    "<all_urls>"
  ],
  "icons": {
    "16": "icons/dealmonitor_logo_16.png",
    "32": "icons/dealmonitor_logo_32.png",
    "48": "icons/dealmonitor_logo_48.png",
    "128": "icons/dealmonitor_logo_128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "__MSG_appName__",
    "default_icon": "icons/dealmonitor_logo_128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://dealmonitor.app/*",
        "https://dev-frontend.dealmonitor.app/*"
      ],
      "js": [
        "inject-auth.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "dealmonitor@dealmonitor.app",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}