WTH Carrier Service

Shopify Carrier Service for WheelTireHub.ca — returns real-time FedEx Ground + GLS Canada shipping rates.

Endpoints

• POST /api/rates — Main Shopify rate callback
• GET /api/health — Health check
• GET /api/shopify/install — OAuth install entry point
• GET /api/shopify/callback — OAuth callback
• POST /api/register — Register carrier service in Shopify
• POST /api/b2b-setup — One-shot: create B2B application metaobject definition
• POST /api/b2b-apply — Public: submit a B2B garage application
• GET|POST /api/b2b-approve — Admin: approve a pending application (Slack signed link or Bearer)
• GET|POST /api/b2b-reject — Admin: reject a pending application with reason (Slack signed link or Bearer)
• POST /api/vin-decode — Decode a VIN via NHTSA vPIC, return normalized year/make/model + tire-relevant fields