Dockerfile

# Use Node.js 20 LTS version (required by @google/generative-ai)
FROM node:20-alpine

# Set working directory
WORKDIR /app

# Copy package files for frontend
COPY package*.json ./

# Install frontend dependencies
RUN npm ci

# Copy frontend source code
COPY . .

# Build the frontend application
RUN npm run build

# Set up backend
WORKDIR /app/backend

# Copy backend package file
COPY backend/package.json ./

# Install backend dependencies
RUN npm install

# Copy backend source
COPY backend/server.js ./

# Create a startup script that runs the unified server
WORKDIR /app
RUN echo '#!/bin/sh' > /start.sh && \
    echo 'echo "Starting VLA Data Generator..."' >> /start.sh && \
    echo 'cd /app/backend && node server.js' >> /start.sh && \
    chmod +x /start.sh

# Remove serve since backend handles everything
# RUN npm install -g serve

# Expose the port that Hugging Face Spaces expects
EXPOSE 7860

# Set environment variable for the port
ENV PORT=7860

# Command to run the application
CMD ["/start.sh"]