# Upstream configuration for Port Nimara Client Portal
upstream port_nimara_backend {
    # Define multiple backend servers (PM2 cluster instances)
    server 127.0.0.1:3028 max_fails=2 fail_timeout=30s;
    
    # Keepalive connections to backend
    keepalive 32;
    
    # Load balancing method
    least_conn;
}