Dockerfile

FROM node:20-slim

# Hugging Face Spaces requires containers to run as a non-root user.
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

COPY --chown=user package*.json ./
RUN npm install --omit=dev

COPY --chown=user . .

ENV PORT=7860
EXPOSE 7860

CMD ["npm", "start"]