Feature: Add admin site to default nginx conf

docker/nginx/sites-enabled/default

@@ -21,6 +21,14 @@ server {
         break;
     }
 
+    location /admin {
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $remote_addr;
+        proxy_pass http://localhost:8000;
+        break;
+    }
+
     location / {
         root /pinry/pinry-spa/dist/;
         access_log off;