Refactor demo URLs and add nginx reverse-proxy configuration

nginx.conf

@@ -0,0 +1,34 @@
+worker_processes 1;
+
+events {
+  worker_connections 1024;
+}
+
+http {
+  include       mime.types;
+  default_type  application/octet-stream;
+  sendfile        on;
+  keepalive_timeout  65;
+
+  server {
+    listen 80;
+
+    location / {
+      proxy_pass http://main-website:3000;
+      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;
+    }
+
+    location /lawfirm-demos/demo1/ {
+      proxy_pass http://ld1:8080/;
+      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;
+    }
+
+    # Add more locations as needed for other demos
+  }
+}