Switch to openresty to better handle params

Dockerfile

@@ -1,15 +1,11 @@
-FROM nginx:alpine
+FROM openresty/openresty:alpine
 
-# Copy nginx configuration and HTML
-COPY nginx.conf /etc/nginx/nginx.conf
+# Copy config (OpenResty uses this path)
+COPY nginx.conf /usr/local/openresty/nginx/conf/nginx.conf
+# HTML and data dirs (config references /usr/share/nginx/html and /etc/nginx/data)
+RUN mkdir -p /usr/share/nginx/html /etc/nginx/data/cache /etc/nginx/data/temp
 COPY index.html /usr/share/nginx/html/index.html
 
-# Create data directories
-RUN mkdir -p /etc/nginx/data/cache /etc/nginx/data/temp && \
-    chown -R nginx:nginx /etc/nginx/data
-
-# Expose port
 EXPOSE 3000
 
-# Start nginx
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["/usr/local/openresty/bin/openresty", "-g", "daemon off;"]