# ── Stage 1: Dependencies (mit Compiler für better-sqlite3) ──────────────────
FROM node:20.19.2-slim AS deps

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
        python3 make g++ \
    && rm -rf /var/lib/apt/lists/*

COPY package.json package-lock.json ./
RUN npm ci --omit=dev

# ── Stage 2: Runtime ──────────────────────────────────────────────────────────
FROM node:20.19.2-slim AS runtime

WORKDIR /app

RUN groupadd --system --gid 1001 nodejs \
    && useradd --system --uid 1001 --gid nodejs --no-create-home appuser

COPY --from=deps /app/node_modules ./node_modules
COPY . .

RUN mkdir -p data && chown -R appuser:nodejs data

VOLUME ["/app/data"]

USER appuser

EXPOSE 3000

HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
    CMD node -e "require('http').get('http://localhost:3000/',r=>process.exit(r.statusCode===200?0:1)).on('error',()=>process.exit(1))"

CMD ["node", "server.js"]