worker_processes auto;
pid /tmp/nginx.pid;
error_log /tmp/nginx_error.log;

events {
    worker_connections 1024;
}

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

    # Temp paths for non-root operation
    client_body_temp_path /tmp/client_body;
    proxy_temp_path /tmp/proxy;
    fastcgi_temp_path /tmp/fastcgi;
    uwsgi_temp_path /tmp/uwsgi;
    scgi_temp_path /tmp/scgi;

    access_log /tmp/nginx_access.log;

    sendfile on;
    keepalive_timeout 65;

    # Gzip compression
    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml;

    server {
        listen 7860;
        server_name localhost;

        root /app/frontend/dist;
        index index.html;

        # API proxy to Flask backend
        location /api/ {
            proxy_pass http://127.0.0.1:5000/api/;
            proxy_http_version 1.1;
            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_connect_timeout 120s;
            proxy_send_timeout 120s;
            proxy_read_timeout 120s;
        }

        # Serve Vite build assets with cache
        location /assets/ {
            alias /app/frontend/dist/assets/;
            expires 1y;
            add_header Cache-Control "public, immutable";
        }

        # SPA routing - serve index.html for all other routes
        location / {
            try_files $uri $uri/ /index.html;
        }
    }
}