Update NGINX Configuration

package/nginx/sharelatex

@@ -14,6 +14,18 @@ server {
 		proxy_read_timeout 3m;
 		proxy_send_timeout 3m;
 	}
+	
+	location /socket.io {
+		proxy_pass http://localhost:3026;
+		proxy_set_header X-Forwarded-Proto $scheme;
+		proxy_set_header Host $http_x_forwarded_host;
+		proxy_http_version 1.1;
+		proxy_set_header Upgrade $http_upgrade;
+		proxy_set_header Connection "upgrade";
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_read_timeout 3m;
+		proxy_send_timeout 3m;
+	}
 
 	location /stylesheets {
 		expires 1y;