server {
    listen 80;
    server_name _;

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

    location / {
        try_files $uri /index.html;
    }

    location /api/ {
        proxy_pass http://10.204.136.164:5232;
        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;

        add_header Access-Control-Allow-Origin *;
        add_header Access-Control-Allow-Methods "GET, POST, PUT, PATCH, DELETE, OPTIONS";
        add_header Access-Control-Allow-Headers "Content-Type, Authorization";

        if ($request_method = OPTIONS) {
            return 204;
        }
    }
}