nginx.conf

server {
    listen 80;

    server_name _;

	client_max_body_size 10M;

	location ~* \.io {
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header Host $http_host;
      proxy_set_header X-NginX-Proxy false;

      proxy_pass http://nodejs:3000;
      proxy_redirect off;

      proxy_http_version 1.1;
      proxy_set_header Upgrade $http_upgrade;
      proxy_set_header Connection "upgrade";
    }

	location / {
		root   /usr/share/nginx/html/app/dist;
		index  index.html index.htm;
		try_files $uri $uri/ /index.html;
	}
	
	location /api/graphql {
		proxy_pass http://nodejs:3000/graphql;
	}

	location /api/public {
		proxy_pass http://nodejs:3000/public;
	}

	location /api {
		proxy_pass http://nodejs:3000/;
		proxy_http_version 1.1;
		proxy_set_header Upgrade $http_upgrade;
		proxy_set_header Connection "upgrade";
		proxy_set_header Host $host;
	}

}