# Use the official lightweight Node.js 14 image.
# https://hub.docker.com/_/node
FROM mhart/alpine-node:14.17.3

# Create and change to the app directory.
WORKDIR /usr/src/app

# Copy application dependency manifests to the container image.
# A wildcard is used to ensure both package.json AND package-lock.json are copied.
# Copying this separately prevents re-running npm install on every code change.
COPY package*.json ./

# Install production dependencies.
RUN apk add --no-cache libc6-compat
RUN apk add --no-cache make gcc g++ python3 linux-headers udev
RUN npm install serialport --build-from-source
RUN npm install

# Copy local code to the container image.
COPY . ./

# Expose the Port Outside the container to the localhost
# EXPOSE 8899

# Run the web service on container startup.
CMD [ "npm", "start" ]