Added nginx config

README.md

@@ -28,3 +28,35 @@ Or just run `python3 ./game.py`
 ## Use
 
 Open your browser and navigate to `http://localhost:5000` or whatever you configured as `bind` and `port` in your `config.ini`.
+
+## Reverse Proxy
+
+To run this game in an production environment it's strongly recommended to set up an reverse proxy upfront.
+
+### nginx
+
+Make sure you understand the config and replace the `location` and/or `proxy_pass` value if necessary.
+
+```nginx
+location / {
+        proxy_pass http://127.0.0.1:5000/;
+
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+        client_max_body_size 32M;
+        proxy_redirect off;
+        proxy_intercept_errors off;
+        proxy_read_timeout 86400s;
+        proxy_ignore_client_abort on;
+        proxy_connect_timeout 120s;
+
+        proxy_buffer_size 128k;
+        proxy_buffers 4 256k;
+        proxy_busy_buffers_size 256k;
+
+        proxy_headers_hash_max_size 512;
+        proxy_buffering on;
+        proxy_cache_bypass $http_pragma $http_authorization $cookie_nocache;
+}
+```