server {
    listen 3000;
    server_name localhost;

    # Add proper headers for running behind Cloudron's proxy
    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;

    client_max_body_size 100M;

    # Custom Cloudron error pages
    error_page 403 /error/403.html;
    error_page 404 /error/404.html;
    error_page 50x /error/50x.html;
    location ^~ /error/ {
        alias /app/code/public/error/;
        internal;
    }

    # Use Cloudron's runtime directory for nginx (read-only filesystem)
    client_body_temp_path /run/nginx/body;
    proxy_temp_path /run/nginx/proxy;
    fastcgi_temp_path /run/nginx/fastcgi;
    uwsgi_temp_path /run/nginx/uwsgi;
    scgi_temp_path /run/nginx/scgi;

    location / {
        proxy_pass http://127.0.0.1:8000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 86400;
    }

    # Needed for Cloudron's health checks
    location = /healthcheck {
        access_log off;
        return 200;
    }
}