ENTERPRISE: Optimize system reliability and container deployment

Major improvements:
- Fix file manager paste operation timeout issues for small files
- Remove complex copyItem existence checks that caused hangs
- Simplify copy commands for better reliability
- Add comprehensive timeout protection for move operations
- Remove JWT debug logging for production security
- Fix nginx SSL variable syntax errors
- Default to HTTP-only mode to eliminate setup complexity
- Add dynamic SSL configuration switching in containers
- Use environment-appropriate SSL certificate paths
- Implement proper encryption architecture fixes
- Add authentication middleware to all backend services
- Resolve WebSocket timing race conditions

Breaking changes:
- SSL now disabled by default (set ENABLE_SSL=true to enable)
- Nginx configurations dynamically selected based on SSL setting
- Container paths automatically used in production environment

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

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

docker/Dockerfile

@@ -76,6 +76,7 @@ RUN apk add --no-cache nginx gettext su-exec && \
     chown -R node:node /app/data
 
 COPY docker/nginx.conf /etc/nginx/nginx.conf
+COPY docker/nginx-https.conf /etc/nginx/nginx-https.conf
 COPY --from=frontend-builder /app/dist /usr/share/nginx/html
 COPY --from=frontend-builder /app/src/locales /usr/share/nginx/html/locales
 RUN chown -R nginx:nginx /usr/share/nginx/html