Dockerfile

# syntax=docker/dockerfile:1.7

ARG NODE_IMAGE=node:22-bookworm-slim@sha256:d9f850096136edbc402debdd8729579a288aac64574ada0ff4db26b6ae58b0b2

FROM ${NODE_IMAGE} AS base
WORKDIR /app

FROM base AS deps
ENV NODE_ENV=development
COPY package.json package-lock.json ./
RUN npm ci

FROM deps AS build
COPY tsconfig.json ./
COPY src ./src
RUN npm run build

FROM base AS runtime-deps
ENV NODE_ENV=production
COPY package.json package-lock.json ./
RUN npm ci --omit=dev && npm cache clean --force

FROM base AS runtime
ENV NODE_ENV=production
COPY --from=runtime-deps --chown=node:node /app/node_modules ./node_modules
COPY --from=build --chown=node:node /app/dist ./dist
COPY --chown=node:node package.json package-lock.json index.js ./
USER node
EXPOSE 3000
CMD ["node", "index.js"]