# Use a lightweight Node.js image
FROM node:22-alpine

# Hugging Face Spaces requires apps to run under a non-root user (UID 1000)
# The 'node' user is built into this image with UID 1000
WORKDIR /app

# Copy package files first to leverage Docker cache
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of your application code
COPY . .

# Grant the 'node' user ownership of the /app directory
RUN chown -R node:node /app

# Switch to the non-root user
USER node

# Hugging Face Spaces route traffic to port 7860 by default
ENV PORT=7860
EXPOSE 7860

# Start the RollyBeans engine
CMD ["node", "index.js"]