# CHLOVA backend — image multi-stage, base épinglée (jamais :latest).
# TODO épingler le digest (node:22.14-bookworm-slim@sha256:...) avant déploiement réel.

FROM node:22.14-bookworm-slim AS build
WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm ci
COPY tsconfig.json ./
COPY src ./src
RUN npm run build

FROM node:22.14-bookworm-slim AS runtime
ENV NODE_ENV=production
WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm ci --omit=dev && npm cache clean --force
COPY --from=build /app/dist ./dist
# Données runtime (SQLite, P2+). L'utilisateur node ne tourne pas en root.
RUN mkdir -p /app/data && chown -R node:node /app
USER node
HEALTHCHECK --interval=30s --timeout=3s --retries=3 \
  CMD node -e "fetch('http://127.0.0.1:8080/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"
CMD ["node", "dist/index.js"]
