fix: add nginx conf

Dockerfile

@@ -6,10 +6,10 @@ WORKDIR /app
 # Copy the viewer directory with all its contents
 COPY viewer/ .
 
-# Install dependencies without frozen lockfile to allow migration from package-lock.json
+# Install dependencies
 RUN npm install
 
-# Build the application with more verbose output
+# Build the application
 RUN npm run build || (echo "Build failed. Check the error messages above." && exit 1)
 
 # Production stage
@@ -18,8 +18,11 @@ FROM nginx:alpine
 # Copy built assets from build stage
 COPY --from=build /app/dist /usr/share/nginx/html
 
+# Copy nginx configuration
+COPY viewer/nginx.conf /etc/nginx/conf.d/default.conf
+
 # Expose port
-EXPOSE 80
+EXPOSE 7860
 
 # Start nginx
 CMD ["nginx", "-g", "daemon off;"]

README.md

@@ -4,7 +4,7 @@ emoji: ⚡
 colorFrom: red
 colorTo: indigo
 sdk: docker
-app_port: 80
+app_port: 7860
 pinned: false
 short_description: Upload a URDF folder to view and interact with your robot.
 ---

viewer/nginx.conf

@@ -0,0 +1,10 @@
+server {
+    listen 7860;
+    server_name localhost;
+
+    location / {
+        root /usr/share/nginx/html;
+        index index.html index.htm;
+        try_files $uri $uri/ /index.html;
+    }
+}