feat: explorer API, wallet, CCIP scripts, and config refresh

- Backend REST/gateway/track routes, analytics, Blockscout proxy paths.
- Frontend wallet and liquidity surfaces; MetaMask token list alignment.
- Deployment docs, verification scripts, address inventory updates.

Check: go build ./... under backend/ (pass).
Made-with: Cursor

docs/COMPLETION_SUMMARY.md

@@ -7,9 +7,10 @@ All implementation steps have been completed successfully. The tiered architectu
 ## Completed Components
 
 ### 1. ✅ Database Schema
-- Migration file: `backend/database/migrations/0010_track_schema.up.sql`
+- Full migration file: `backend/database/migrations/0010_track_schema.up.sql`
+- Shared-DB auth/operator migration: `backend/database/migrations/0010_track_schema.auth_only.sql`
 - Rollback file: `backend/database/migrations/0010_track_schema.down.sql`
-- Script: `scripts/run-migration-0010.sh`
+- Helper script: `scripts/run-migration-0010.sh` (auto-detects DB mode)
 
 ### 2. ✅ JWT Secret Configuration
 - Server reads `JWT_SECRET` from environment variable
@@ -65,7 +66,7 @@ bash scripts/setup-tiered-architecture.sh
 export JWT_SECRET="your-strong-secret-here"
 export RPC_URL="http://192.168.11.250:8545"
 
-# 3. Run migration
+# 3. Run migration helper
 bash scripts/run-migration-0010.sh
 
 # 4. Start server
@@ -94,4 +95,3 @@ The implementation is complete and ready for:
 5. Production deployment
 
 All code has been verified, linter errors resolved, and documentation completed.
-