Create Dockerfile

Dockerfile

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+FROM node:22-slim AS builder
+
+WORKDIR /app
+
+# Copy package files and install dependencies
+COPY package*.json ./
+RUN npm install
+
+# Copy application source code
+COPY . .
+
+# Build the Vite application
+RUN npm run build
+
+# Production runtime image
+FROM node:22-slim
+
+WORKDIR /app
+
+# Install 'serve' globally to serve static files
+RUN npm install -g serve
+
+# Copy built assets from builder stage
+COPY --from=builder /app/dist ./dist
+
+# Hugging Face Spaces runs containers as user 1000
+RUN useradd -m -u 1000 user
+USER user
+
+# Hugging Face Spaces expects the app to listen on port 7860
+ENV PORT=7860
+EXPOSE 7860
+
+# Start the server, routing all requests to index.html (SPA mode)
+CMD ["serve", "-s", "dist", "-l", "7860"]