Update Dockerfile

Dockerfile

@@ -1,29 +1,29 @@
 # Use Node.js 18 slim image
 FROM node:18-slim
 
-# Create user with ID 1000 (required for HF Spaces)
-RUN useradd -m -u 1000 user
-
 # Set working directory
 WORKDIR /app
 
-# Copy package files
-COPY --chown=user package*.json ./
+# Copy package files first (for better Docker caching)
+COPY package*.json ./
 
 # Install dependencies
 RUN npm install
 
-# Copy source code
-COPY --chown=user . .
+# Copy all source code
+COPY . .
 
-# Build TypeScript
+# Build TypeScript to JavaScript
 RUN npm run build
 
-# Switch to user
-USER user
+# Change ownership to the existing node user (avoids UID conflicts)
+RUN chown -R node:node /app
+
+# Switch to non-root user for security
+USER node
 
-# Expose port 7860 (HF Spaces default)
+# Expose port 7860 (Hugging Face Spaces default)
 EXPOSE 7860
 
-# Start the server
+# Start the game server
 CMD ["npm", "start"]