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-arm.tar.gz \

&& apk add curl && curl -L $QEMU_URL | tar zxvf - -C . --strip-components 1

# Start second (arm32v7) stage

FROM arm32v7/alpine:3.12

# Add QEMU from build stage

COPY --from=builder qemu-arm-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