# syntax=docker/dockerfile:1.6
# Multi-stage build: install + build the client and server, then run a slim
# node image that serves both from one process on $PORT (default 3000).

# ─── Stage 1: deps + build ──────────────────────────────────────────────────
FROM node:22-bookworm-slim AS builder

WORKDIR /app

# Root deps
COPY package.json package-lock.json* ./
RUN --mount=type=cache,target=/root/.npm npm ci --no-audit --no-fund

# Client deps
COPY client/package.json client/package-lock.json* ./client/
RUN --mount=type=cache,target=/root/.npm npm --prefix client ci --no-audit --no-fund

# Source
COPY tsconfig.json ./
COPY server ./server
COPY client ./client

# Build client (vite → client/dist) and server (tsc → dist/server)
RUN npm run build

# ─── Stage 2: runtime ───────────────────────────────────────────────────────
FROM node:22-bookworm-slim AS runtime

ENV NODE_ENV=production
ENV PORT=3000

WORKDIR /app

# Only ship the prod deps + built artefacts
COPY package.json package-lock.json* ./
RUN --mount=type=cache,target=/root/.npm npm ci --omit=dev --no-audit --no-fund \
  && npm cache clean --force

COPY --from=builder /app/dist ./dist
COPY --from=builder /app/client/dist ./client/dist

EXPOSE 3000

CMD ["node", "dist/server/index.js"]