# Using Alpine to keep the images smaller # Change to using the official NodeJS Alpine container FROM node:16-alpine # Pushing all files into image WORKDIR /app RUN wget -q https://github.com/NickColley/semaphore/archive/refs/tags/1.0.0.tar.gz \ -O /tmp/semaphore.tar.gz \ && tar xavf /tmp/semaphore.tar.gz --strip-components 1 \ && rm -f /tmp/semaphore.tar.gz # Install Semaphore RUN yarn --production --pure-lockfile \ && yarn build \ && yarn cache clean \ && rm -rf ./src ./docs ./tests ./bin # Expose port 4002 EXPOSE 4002 ENV PORT=4002 # Setting run-command, using explicit `node` command # rather than `yarn` or `npm` to use less memory # https://github.com/nolanlawson/pinafore/issues/971 CMD ["node", "server.js"]