nginx.conf

events {
    worker_connections 1024;
}

http {
    # Rate limiting zone
    limit_req_zone $binary_remote_addr zone=dashboard:10m rate=30r/m;

    # Upstream to dashboard
    upstream dashboard {
        server 127.0.0.1:8081;
    }

    # HTTP - Redirect to HTTPS
    server {
        listen 80;
        server_name _;
        return 301 https://$host$request_uri;
    }

    # HTTPS
    server {
        listen 443 ssl http2;
        server_name _;

        # SSL Configuration
        ssl_certificate /etc/nginx/certs/cert.pem;
        ssl_certificate_key /etc/nginx/certs/key.pem;
        ssl_protocols TLSv1.2 TLSv1.3;
        ssl_ciphers HIGH:!aNULL:!MD5;
        ssl_prefer_server_ciphers on;

        # Security headers
        add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
        add_header X-Frame-Options "SAMEORIGIN" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-XSS-Protection "1; mode=block" always;

        # Logging
        access_log /var/log/nginx/dashboard_access.log;
        error_log /var/log/nginx/dashboard_error.log;

        # Proxy settings
        location / {
            # Rate limiting
            limit_req zone=dashboard burst=10 nodelay;

            proxy_pass http://dashboard;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
            proxy_cache_bypass $http_upgrade;

            # Timeouts
            proxy_connect_timeout 60s;
            proxy_send_timeout 60s;
            proxy_read_timeout 60s;
        }
    }
}