FROM alpine:3.12 AS builder # Download QEMU, see https://github.com/docker/hub-feedback/issues/1261 RUN QEMU_URL=https://github.com/balena-io/qemu/releases/download/v5.2.0%2Bbalena4/qemu-5.2.0.balena4-aarch64.tar.gz \ && apk add curl && curl -L $QEMU_URL | tar zxvf - -C . --strip-components 1 # Start second (arm64v8) stage FROM arm64v8/alpine:3.12 # Add QEMU from build stage COPY --from=builder qemu-aarch64-static /usr/bin # Install Node and Yarn RUN apk add --update --no-cache nodejs npm yarn # Define some ENV Vars ENV PORT=80 \ DIRECTORY=/app \ IS_DOCKER=true # Create and set the working directory WORKDIR ${DIRECTORY} # Copy over both 'package.json' and 'package-lock.json' (if available) COPY package*.json ./ # Install project dependencies RUN yarn # Copy over all project files and folders to the working directory COPY . . # Build initial app for production RUN yarn build # Expose given port EXPOSE ${PORT} # Finally, run start command to serve up the built application CMD [ "yarn", "build-and-start"] # Run simple healthchecks every 5 mins, to check the Dashy's everythings great HEALTHCHECK --interval=5m --timeout=2s --start-period=30s CMD yarn health-check