Complete Node.js container implementation with multi-version support

- Add Dockerfile with AlmaLinux 9 base, Nginx reverse proxy, and PM2
- Support Node.js versions 18, 20, 22 with automated installation
- Implement memory-optimized configuration (256MB minimum, 512MB recommended)
- Add Memcached session storage for development environments
- Create comprehensive documentation (README, USER-GUIDE, MEMORY-GUIDE, CLAUDE.md)
- Include example applications (simple website and REST API)
- Add Gitea CI/CD pipeline for automated multi-version builds
- Provide local development script with helper utilities
- Implement health monitoring, log rotation, and backup systems

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

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

scripts/entrypoint.sh

@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+
+if [ -z "$NODEVER" ]; then
+  NODEVER="20";
+fi
+
+if [ -z "$environment" ]; then
+  environment="PROD"
+fi
+
+adduser -u $uid $user
+
+mkdir -p /home/$user/app
+mkdir -p /home/$user/logs/{nginx,nodejs}
+
+# Link log directories
+rm -rf /var/log/nginx
+ln -s /home/$user/logs/nginx /var/log/nginx
+ln -s /home/$user/logs/nodejs /var/log/nodejs
+
+# Configure nginx for reverse proxy
+/scripts/create-nginx-config.sh
+
+# Set ownership and permissions
+chown -R $user:$user /home/$user
+chmod -R 755 /home/$user
+
+# Start nginx
+nginx
+
+if [[ $environment == 'DEV' ]]; then
+  echo "Starting Dev Deployment"
+  mkdir -p /home/$user/_backups
+  
+  # Ensure microdnf is available for installing additional packages in DEV mode
+  if ! command -v microdnf &> /dev/null; then
+    echo "microdnf not found, installing with dnf..."
+    dnf install -y microdnf && dnf clean all
+  fi
+  
+  # Install Memcached for session storage in DEV mode with memory limit
+  microdnf install -y memcached
+  # Start memcached with 32MB memory limit
+  nohup memcached -d -u $user -p 11211 -m 32
+  
+  # Set up automatic backups
+  echo "*/30 * * * * root /scripts/backup.sh $user" >> /etc/crontab
+fi
+
+# Start cron for log rotation and backups
+/usr/sbin/crond
+
+# If there's an app in the user directory, start it with PM2
+if [ -f /home/$user/app/package.json ]; then
+  cd /home/$user/app
+  su -c "npm install" $user
+  su -c "pm2 start ecosystem.config.js" $user
+else
+  # Start default app
+  cd /var/www/html
+  npm install
+  su -c "pm2 start ecosystem.config.js" $user
+fi
+
+# Follow logs
+tail -f /home/$user/logs/nginx/* /home/$user/logs/nodejs/*
+
+exit 0