Dockerfile

FROM node:22-bookworm-slim

# Set up directories in advance so we can control the permissions
RUN mkdir -p /usr/app/bin && mkdir -p /usr/app/node_modules && chown -R node:node /usr/app

# Set the work directory
WORKDIR /usr/app

# Set the user
USER node

## Dependencies are handled in their own layer so that we can leverage layer cache and save time on rebuild

# Copy over the dependencies
COPY --chown=node:node package.json .
COPY --chown=node:node yarn.lock .

# Install the dependencies
RUN yarn install --frozen-lockfile

# Copy over application files
COPY --chown=node:node . .

# Set ARGs and ENV vars
ARG BUILD_VERSION
ARG ENV

ENV ENV=${ENV}
ENV BUILD_VERSION=${BUILD_VERSION}
ENV NODE_ENV=${ENV}

# If this is a prod environment, package the code
RUN if [ "$ENV" != "local" ]; then node --run build; fi

# Start the service
CMD ["bash", "./start-service"]