Dockerfile

# syntax=docker/dockerfile:1.7

# ---- deps: instalacja wszystkich zależności (z dev) do builda ----
FROM oven/bun:1.3-alpine AS deps
WORKDIR /app
COPY package.json bun.lock* ./
RUN bun install --frozen-lockfile

# ---- build: kompilacja TS + generowanie Prisma Client ----
FROM oven/bun:1.3-alpine AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN bunx prisma generate
RUN bun run build
# Przeinstaluj tylko prod deps (mniejszy finalny obraz)
RUN rm -rf node_modules && bun install --frozen-lockfile --production --ignore-scripts

# ---- runtime: minimalny obraz produkcyjny ----
FROM oven/bun:1.3-alpine AS runtime
WORKDIR /app
ENV NODE_ENV=production
# bun image ma użytkownika `bun` z UID 1000
COPY --from=build --chown=bun:bun /app/node_modules ./node_modules
COPY --from=build --chown=bun:bun /app/dist ./dist
COPY --from=build --chown=bun:bun /app/prisma ./prisma
COPY --from=build --chown=bun:bun /app/package.json ./
USER bun
EXPOSE 3001
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
  CMD wget -qO- http://localhost:3001/api/v1/health || exit 1
CMD ["bun", "run", "dist/main.js"]