Dockerfile

FROM alpine:3.9.4

# Installs latest Chromium package.
RUN apk add --no-cache \
      chromium \
      nss \
      freetype \
      harfbuzz \
      ca-certificates \
      ttf-freefont \
      nodejs \
      yarn

RUN apk add --no-cache curl fontconfig \
  && curl -O https://noto-website.storage.googleapis.com/pkgs/NotoSansCJKjp-hinted.zip \
  && mkdir -p /usr/share/fonts/NotoSansCJKjp \
  && unzip NotoSansCJKjp-hinted.zip -d /usr/share/fonts/NotoSansCJKjp/ \
  && rm NotoSansCJKjp-hinted.zip \
  && fc-cache -fv

# 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

# Puppeteer v10.0.0 works with Chromium 92.
RUN yarn add puppeteer@10.0.0

WORKDIR /app