Document AWS EC2 Nginx deployment

Author: Pranavseelam06

docs/nginx-gatekeeper.conf

@@ -0,0 +1,14 @@
+server {
+    listen 80;
+    server_name _;
+
+    location / {
+        proxy_pass http://127.0.0.1:8000;
+        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;
+    }
+}