# Use an official Node.js image
FROM node:20-slim

# The image already has a 'node' user with UID 1000.
# Hugging Face requires UID 1000, so we switch to this existing user.
USER node
ENV HOME=/home/node
WORKDIR $HOME/app

# Copy configuration files with the correct ownership
COPY --chown=node package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of the application files
COPY --chown=node . .

# Expose the default port for the API gateway
EXPOSE 7860

# Start the Node.js headless server
CMD ["node", "server.js"]