worker_processes auto;
error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;

events {
    worker_connections 1024;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;

    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';

    access_log /var/log/nginx/access.log main;
    sendfile on;
    keepalive_timeout 65;

    # HTTP -> HTTPS redirect
    server {
        listen ${WEBUI_PORT_HTTP};
        server_name _;
        return 301 https://$host:${WEBUI_PORT}$request_uri;
    }

    # WebUI / Admin interface (HTTPS)
    server {
        listen ${WEBUI_PORT} ssl default_server;
        server_name _;

        ssl_certificate /certs/server.crt;
        ssl_certificate_key /certs/server.key;
        ssl_protocols TLSv1.2 TLSv1.3;

        location / {
            proxy_pass http://127.0.0.1:5000;
            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;
        }
    }

    # Include dynamic proxy configurations
    include /etc/nginx/conf.d/*.conf;
}