Examine source code of Search85 Game Radar

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "version": "2.4.2",
  "description": "__MSG_appDesc__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "alarms",
    "notifications",
    "scripting"
  ],
  "host_permissions": [
    "https://store-site-backend-static-ipv4.ak.epicgames.com/*",
    "https://egs-platform-service.store.epicgames.com/*",
    "https://ecommerce-website-public-ipv4.ak.epicgames.com/*",
    "https://store.epicgames.com/*",
    "https://cdn1.epicgames.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://store.epicgames.com/*/purchase?*"
      ],
      "js": [
        "claimer_script.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "FreeGameRadar@Search.dev",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Search85 Game Radar",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+G",
        "windows": "Alt+G",
        "mac": "Alt+G"
      },
      "description": "__MSG_appName__"
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' https://*.epicgames.com blob: data:; connect-src 'self' https://store-site-backend-static-ipv4.ak.epicgames.com https://egs-platform-service.store.epicgames.com https://store.epicgames.com;"
  }
}