server {
    listen 80;
    server_name _;

    root /usr/share/nginx/html;
    index index.html;

    client_max_body_size 50M;

    gzip on;
    gzip_types text/css application/javascript image/svg+xml;
    gzip_min_length 256;

    location / {
        try_files $uri $uri/ /index.html;
        add_header Cache-Control "public, max-age=3600";
    }

    location /ws {
        proxy_pass http://127.0.0.1:8080;
        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_read_timeout 86400;
    }
}