Dockerfile

# Global variables
ARG COMMIT=""
ARG APP_USER=lyric
ARG WORKDIR=/usr/src/app

######################
# Configure base image
######################
FROM node:20.12.2-alpine AS base

ARG APP_USER
ARG WORKDIR

# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
RUN apk add --no-cache libc6-compat

# install pnpm as root user, before updating node ownership
RUN npm i -g pnpm

# create our own user to run node, don't run node in production as root
ENV APP_UID=9999
ENV APP_GID=9999
RUN addgroup -S -g $APP_GID $APP_USER \
	&& adduser -S -u $APP_UID -g $APP_GID $APP_USER \
	&& mkdir -p ${WORKDIR}

WORKDIR ${WORKDIR}

RUN chown -R ${APP_USER}:${APP_USER} ${WORKDIR}

USER ${APP_USER}:${APP_USER}

######################
# Configure build image
######################

FROM base as build

ARG APP_USER
ARG WORKDIR

COPY --chown=lyric:lyric . ./

RUN pnpm install --ignore-scripts

RUN pnpm build:all


######################
# Configure prod-deps image
######################

FROM build AS prod-deps

ARG APP_USER
ARG WORKDIR

WORKDIR ${WORKDIR}

USER ${APP_USER}:${APP_USER}

# pnpm will not install any package listed in devDependencies
RUN pnpm install --prod


######################
# Configure server image
######################
FROM base AS server

ARG APP_USER
ARG WORKDIR

USER ${APP_USER}

WORKDIR ${WORKDIR}

COPY --from=prod-deps ${WORKDIR} .
COPY --from=build ${WORKDIR}/apps/server/dist apps/server/dist

EXPOSE 3000

ENV COMMIT_SHA=${COMMIT}
ENV NODE_ENV=production

CMD [ "pnpm", "start:prod" ]