Examine source code of selldeck-whatnot-seller

{
  "manifest_version": 3,
  "name": "Selldeck - Whatnot Seller Intelligence",
  "version": "1.2.3",
  "description": "Auto-sync your Whatnot sales, orders, payouts, and analytics to Selldeck. Real-time profit tracking and insights.",
  "permissions": [
    "storage",
    "alarms",
    "activeTab",
    "cookies"
  ],
  "host_permissions": [
    "https://www.whatnot.com/*",
    "https://whatnot.com/*",
    "https://selldeck.io/*",
    "https://*.selldeck.io/*"
  ],
  "externally_connectable": {
    "matches": [
      "https://selldeck.io/*",
      "https://*.selldeck.io/*",
      "http://localhost/*",
      "http://127.0.0.1/*"
    ]
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.whatnot.com/*",
        "https://whatnot.com/*"
      ],
      "js": [
        "content/injector.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    },
    {
      "matches": [
        "https://www.whatnot.com/*",
        "https://whatnot.com/*"
      ],
      "js": [
        "content/scraper.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    },
    {
      "matches": [
        "https://selldeck.io/*",
        "https://*.selldeck.io/*",
        "http://localhost/*",
        "http://127.0.0.1/*"
      ],
      "js": [
        "content/selldeck-bridge.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "content/interceptor.js"
      ],
      "matches": [
        "https://www.whatnot.com/*",
        "https://whatnot.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@selldeck.io",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "financialAndPaymentInfo",
          "websiteContent",
          "websiteActivity"
        ],
        "purposes": [
          "functionality"
        ],
        "disclosures": [
          "The extension collects Whatnot seller data (sales, orders, payouts, analytics) and sends it to the user's own Selldeck account for business analytics. No data is sold or shared with third parties."
        ]
      }
    }
  }
}