:book: update readme

README.md

@@ -22,7 +22,7 @@
                 proxy_set_header Upgrade $http_upgrade;
                 proxy_set_header Connection 'upgrade';
                 proxy_set_header Host $host;
-                proxy_set_header X-Forwarded-For $remote_addr
+                proxy_set_header X-Forwarded-For $remote_addr;
                 proxy_cache_bypass $http_upgrade;
             }
         }