Dockerfile

###################
# BUILD FOR LOCAL DEVELOPMENT
###################

FROM node:20-alpine AS development

WORKDIR /usr/src/app

RUN npm install -g @nestjs/cli@10.0.0

COPY --chown=node:node package*.json ./

RUN npm ci

COPY --chown=node:node . .

USER node

###################
# BUILD FOR PRODUCTION
###################

FROM node:21-alpine AS build

WORKDIR /usr/src/app

COPY --chown=node:node package*.json ./

COPY --chown=node:node --from=development /usr/src/app/node_modules ./node_modules

COPY --chown=node:node . .

RUN npm run build

ENV NODE_ENV production

RUN npm ci --only=production && npm cache clean --force

USER node

###################
# PRODUCTION
###################

FROM node:20-alpine AS production

WORKDIR /usr/src/app

COPY --chown=node:node --from=build /usr/src/app/node_modules ./node_modules
COPY --chown=node:node --from=build /usr/src/app/dist ./dist

CMD [ "node", "dist/main.js" ]