# Copyright 2019 Google LLC. All rights reserved.

# Use of this source code is governed by the Apache 2.0

# license that can be found in the LICENSE file.

# Use the official lightweight Node.js 10 image.

# https://hub.docker.com/_/node

FROM node:10-slim

# 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 dependencies.

# If you add a package-lock.json speed your build by switching to 'npm ci'.

# RUN npm ci --only=production

RUN npm install --production

# Copy local code to the container image.

COPY . ./

# Run the web service on container startup.

CMD [ "npm", "start" ]