Improve deployment process and fix critical Docker issues for production

Fixes Docker entrypoint issues, improves deployment guide, and adds a test script.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 4b008663-bd72-492b-b0b6-fa252367e730
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/0715008c-7244-40f4-befc-26c014852236/4b008663-bd72-492b-b0b6-fa252367e730/tRJufBX

replit.md

@@ -323,7 +323,17 @@ Preferred communication style: Simple, everyday language.
 - ✅ **Backup Integration** : Production-ready backup system with automatic retention policies
 - ✅ **Monitoring Ready** : Complete logging and health check system for production monitoring
 
-### Docker Production Issues & Resolution (January 13, 2025)
+### Docker Production Fixes & Complete Resolution (January 19, 2025)
+- ✅ **CRITICAL FIX**: Resolved "docker-entrypoint.sh: No such file or directory" error
+- ✅ **Script Standardization**: Created proper docker-entrypoint.sh with correct naming
+- ✅ **Dockerfile Correction**: Fixed COPY instruction to use consistent script names
+- ✅ **Permission Fix**: Ensured executable permissions on entrypoint scripts
+- ✅ **Production Guide**: Created comprehensive DEPLOYMENT_GUIDE.md with troubleshooting
+- ✅ **Environment Templates**: Updated .env.production.example with security defaults
+- ✅ **Health Diagnostics**: Added production-ready health checks and monitoring
+- ✅ **Multi-stage Build**: Optimized Dockerfile for production performance and security
+
+### Previous Docker Issues (January 13, 2025)
 - ✅ Resolved cache corruption errors during Docker deployment
 - ✅ Fixed missing prod-start.js references in Dockerfile and entrypoint scripts
 - ✅ Simplified Docker build process to use dist/index.js directly