Dockerfile

FROM node:14.4.0-alpine

RUN apk add --no-cache \
      chromium \
      nss \
      freetype \
      harfbuzz \
      ca-certificates \
      ttf-freefont \
      nodejs \
      npm

# 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 npm install puppeteer@10.0.0

# Create app directory
WORKDIR /usr/src/app

# Install app dependencies
# A wildcard is used to ensure both package.json AND package-lock.json are copied
# where available (npm@5+)
COPY package*.json ./

ENV ACCEPT_HIGHCHARTS_LICENSE=YES

# RUN npm install
# If you are building your code for production
RUN npm ci --only=production

# Bundle app source
COPY . .

EXPOSE 666
CMD [ "node", "bot.js" ]