{"success":true,"service":"Courier Sync Service","version":"1.0.0","description":"Production-ready backend service for synchronizing courier shipment information with Firebase Firestore","endpoints":{"health":"GET /health","syncAll":"POST /sync/all","syncTrax":"POST /sync/trax","syncLeopards":"POST /sync/leopards","syncMnp":"POST /sync/mnp","syncStatus":"GET /sync/status"}}