Dockerfile

# This is a dockerized version of a server that you can easily deploy somewhere.
# If you don't want server rendering, you can safely delete this file.

FROM node:alpine

# Installs latest Chromium (85) package.
RUN apk add --no-cache \
  chromium \
  nss \
  freetype \
  freetype-dev \
  harfbuzz \
  ca-certificates \
  ttf-freefont \
  font-noto-emoji

# Tell Puppeteer to skip installing Chrome. We'll be using the installed package.
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
  PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser

RUN mkdir app
COPY . ./app

WORKDIR /app

RUN npm i

# Add user so we don't need --no-sandbox.
RUN addgroup -S pptruser && adduser -S -g pptruser pptruser \
  && mkdir -p /home/pptruser/Downloads /app \
  && chown -R pptruser:pptruser /home/pptruser \
  && chown -R pptruser:pptruser /app
# Run everything after as non-privileged user.
USER pptruser

EXPOSE 8000

CMD ["npm", "run", "server"]