fix(blockchain-service): auto-create database and run migrations on startup

- Add rwa_blockchain to init-databases.sh script
- Change Dockerfile CMD to run prisma db push before starting app

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/services/blockchain-service/Dockerfile

@@ -50,5 +50,5 @@ EXPOSE 3012
 HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
   CMD curl -f http://localhost:3012/api/v1/health || exit 1
 
-# Start application
-CMD ["node", "dist/main.js"]
+# Start application with database migration
+CMD ["sh", "-c", "npx prisma db push --skip-generate && node dist/main.js"]

backend/services/scripts/init-databases.sh

@@ -12,7 +12,7 @@ EOSQL
 }
 
 # Create all required databases
-for db in rwa_identity rwa_wallet rwa_mpc rwa_backup rwa_planting rwa_referral rwa_reward rwa_leaderboard rwa_reporting rwa_authorization rwa_admin rwa_presence; do
+for db in rwa_identity rwa_wallet rwa_mpc rwa_backup rwa_planting rwa_referral rwa_reward rwa_leaderboard rwa_reporting rwa_authorization rwa_admin rwa_presence rwa_blockchain; do
     create_database "$db"
 done