whatishedoing/docker-node-postgres repository overview

# 🐳 This is a multi-stage container.
# https://docs.docker.com/develop/develop-images/multistage-build/
# https://github.com/nodejs/docker-node/blob/master/docs/BestPractices.md
# https://nodejs.org/en/docs/guides/nodejs-docker-webapp/

# 👷🏿 First, build and test the source code.
FROM whatishedoing/aws-codebuild-node-postgresql:latest AS build

WORKDIR /build

# Copy all required files into the container.
COPY . .

RUN yarn install --frozen-lockfile

ENV ci true

RUN yarn ci && rm -rf node_modules

# 🚀 Now copy and run the output.
FROM whatishedoing/docker-node-postgres:latest as serve

WORKDIR /app

# Copy only the compiled output and minimum required files from the previous build stage.
# https://cloud.google.com/blog/products/gcp/kubernetes-best-practices-how-and-why-to-build-small-container-images
COPY --from=build \
    /build/dist \
    ./

ENV NODE_ENV production

# Only install production dependencies and clear the yarn cache.
# Auto-clean is run as part of the install.
RUN yarn install --cache-folder ./ycache --frozen-lockfile --production && \
    rm -rf ./ycache

# Finally, expose the port and command to run the API.
EXPOSE 4000

# Run as a non-root user.
# https://github.com/goldbergyoni/nodebestpractices/blob/security-best-practices-section/sections/security/non-root-user.md
USER node

CMD ["node", "index.js"]

docker build -t docker-node-postgres .