default

server {
    listen 80 default_server;
    listen [::]:80 default_server;

    server_tokens off;

    # Change these to your domain
    server_name allo.guru www.allo.guru;

    # Limit Request Sizes
    client_max_body_size 10M; 

    # Buffer Overflow Protections
    client_body_buffer_size  128k;
    client_header_buffer_size 1k;
    large_client_header_buffers 4 4k;

    # XSS Protection
    add_header X-XSS-Protection "1; mode=block";

    # Timeouts
    client_body_timeout 12;
    client_header_timeout 12;
    keepalive_timeout 15;

    # Proxy requests to Next.js server
    location / {
        proxy_pass http://localhost:3000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }

    # Proxy requests to Flask API and handle CORS
    location /api/ {
        proxy_pass http://localhost:8000;
        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-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # CORS headers

        if ($http_origin ~* (http://localhost:3000)) {
            add_header 'Access-Control-Allow-Origin' "$http_origin";
        }

        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS, PUT, DELETE';
        add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Authorization';
    }
}