Examine source code of GEAR for Vinted

{
  "manifest_version": 2,
  "name": "GEAR for Vinted",
  "version": "5.2.0",
  "version_name": "5.2.0",
  "description": "GEAR — Full Vinted item management: duplicate, relist, queue automation, bulk edit, scheduler, backup and photo tools.",
  "browser_specific_settings": {
    "gecko": {
      "id": "gear@gearvinted.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "personallyIdentifyingInfo"
        ],
        "optional": []
      }
    }
  },
  "permissions": [
    "storage",
    "tabs",
    "activeTab",
    "alarms",
    "cookies",
    "https://*.vinted.at/*",
    "https://*.vinted.be/*",
    "https://*.vinted.co.uk/*",
    "https://*.vinted.com/*",
    "https://*.vinted.cz/*",
    "https://*.vinted.de/*",
    "https://*.vinted.dk/*",
    "https://*.vinted.es/*",
    "https://*.vinted.fi/*",
    "https://*.vinted.fr/*",
    "https://*.vinted.hr/*",
    "https://*.vinted.hu/*",
    "https://*.vinted.it/*",
    "https://*.vinted.lt/*",
    "https://*.vinted.lu/*",
    "https://*.vinted.nl/*",
    "https://*.vinted.pl/*",
    "https://*.vinted.pt/*",
    "https://*.vinted.ro/*",
    "https://*.vinted.se/*",
    "https://*.vinted.si/*",
    "https://*.vinted.sk/*",
    "https://*.vinted.net/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.vinted.at/*",
        "https://*.vinted.be/*",
        "https://*.vinted.co.uk/*",
        "https://*.vinted.com/*",
        "https://*.vinted.cz/*",
        "https://*.vinted.de/*",
        "https://*.vinted.dk/*",
        "https://*.vinted.es/*",
        "https://*.vinted.fi/*",
        "https://*.vinted.fr/*",
        "https://*.vinted.hr/*",
        "https://*.vinted.hu/*",
        "https://*.vinted.it/*",
        "https://*.vinted.lt/*",
        "https://*.vinted.lu/*",
        "https://*.vinted.nl/*",
        "https://*.vinted.pl/*",
        "https://*.vinted.pt/*",
        "https://*.vinted.ro/*",
        "https://*.vinted.se/*",
        "https://*.vinted.si/*",
        "https://*.vinted.sk/*"
      ],
      "js": [
        "csrf.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    },
    {
      "matches": [
        "https://*.vinted.at/*",
        "https://*.vinted.be/*",
        "https://*.vinted.co.uk/*",
        "https://*.vinted.com/*",
        "https://*.vinted.cz/*",
        "https://*.vinted.de/*",
        "https://*.vinted.dk/*",
        "https://*.vinted.es/*",
        "https://*.vinted.fi/*",
        "https://*.vinted.fr/*",
        "https://*.vinted.hr/*",
        "https://*.vinted.hu/*",
        "https://*.vinted.it/*",
        "https://*.vinted.lt/*",
        "https://*.vinted.lu/*",
        "https://*.vinted.nl/*",
        "https://*.vinted.pl/*",
        "https://*.vinted.pt/*",
        "https://*.vinted.ro/*",
        "https://*.vinted.se/*",
        "https://*.vinted.si/*",
        "https://*.vinted.sk/*"
      ],
      "js": [
        "bridge-loader.js",
        "content.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    "page-fetch-bridge.js"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  }
}