Dockerfile

FROM node:20-bookworm-slim

ENV DEBIAN_FRONTEND=noninteractive \
    NODE_ENV=production \
    PORT=7860

RUN apt-get update && \
    apt-get install -y --no-install-recommends chromium ffmpeg webp imagemagick fonts-noto-color-emoji && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

WORKDIR /app

RUN chown -R node:node /app
USER node

COPY --chown=node:node package*.json ./

RUN npm install --omit=dev

COPY --chown=node:node . .

EXPOSE 7860

CMD ["node", "index.js"]