🛠 CRMx Dev Tools

Port จาก dev.php — seed, test, API checks
Seed CRM data: make seed
Seed test receipts:
Marketplace test: TEST-OK-xxx, TEST-FAIL-xxx
Shopee OAuth: Connect Shopee
LINE Webhook: POST /api/v1/webhooks/line
🧾 บิลหน้าร้านStaff PWAStatus