Puppeteer Node.js app dockerfile.

Dockerfile

FROM node:18-slim AS app

# We don't need the standalone Chromium
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true

# Install Google Chrome Stable and fonts
# Note: this installs the necessary libs to make the browser work with Puppeteer.
RUN apt-get update && apt-get install gnupg wget -y && \
  wget --quiet --output-document=- https://dl-ssl.google.com/linux/linux_signing_key.pub | gpg --dearmor > /etc/apt/trusted.gpg.d/google-archive.gpg && \
  sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' && \
  apt-get update && \
  apt-get install google-chrome-stable -y --no-install-recommends && \
  rm -rf /var/lib/apt/lists/*

WORKDIR /usr/src/app
COPY  package*.json ./
RUN npm ci --omit=dev

COPY . .
RUN groupadd -r appuser && useradd -r -g appuser -G audio,video appuser \
    && mkdir -p /home/appuser/Downloads \
    && chown -R appuser:appuser /home/appuser \
    && chown -R appuser:appuser /usr/src/app/node_modules \
    && chown -R appuser:appuser /usr/src/app/package.json \
    && chown -R appuser:appuser /usr/src/app/package-lock.json
EXPOSE 8080
USER appuser
CMD ["node", "index.js"]