Add Docker setup with nginx for serving the game

- Add Dockerfile using nginx:alpine base image
- Add docker-compose.yml for easy container management
- Add nginx.conf with minimal configuration and gzip compression
- Service renamed to 'ui' for better naming convention

Dockerfile

@@ -0,0 +1,11 @@
+FROM nginx:alpine
+
+# Copy the HTML file
+COPY index.html /usr/share/nginx/html/index.html
+
+# Copy nginx configuration
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+# Expose port 80
+EXPOSE 80
+

docker-compose.yml

@@ -0,0 +1,7 @@
+name: threejs-test
+
+services:
+  ui:
+    build: .
+    restart: unless-stopped
+

nginx.conf

@@ -0,0 +1,17 @@
+server {
+    listen 80;
+    server_name localhost;
+    
+    root /usr/share/nginx/html;
+    index index.html;
+    
+    location / {
+        try_files $uri $uri/ =404;
+    }
+    
+    # Enable gzip compression
+    gzip on;
+    gzip_types text/html text/css application/javascript;
+    gzip_min_length 1000;
+}
+