# syntax=docker/dockerfile:1
# ============================================================
# Stage 1: Build the React frontend (Vite)
# ============================================================
FROM node:22-bookworm AS frontend-build
WORKDIR /app/frontend
COPY frontend/package*.json ./
RUN npm install
COPY frontend ./
RUN npm run build
# Output: /app/frontend/dist

# ============================================================
# Stage 2: Build the TypeScript backend
# ============================================================
FROM node:22-bookworm AS backend-build
WORKDIR /app/backend
COPY backend/package*.json ./
RUN npm install
COPY backend ./
RUN npm run build
# Output: /app/backend/dist + node_modules

# ============================================================
# Stage 3: Slim runtime image
# ============================================================
FROM node:22-bookworm-slim
WORKDIR /app

RUN apt-get update \
 && apt-get install -y --no-install-recommends \
      docker.io awscli jq bash coreutils ca-certificates \
 && rm -rf /var/lib/apt/lists/*

# Backend runtime
COPY --from=backend-build /app/backend/node_modules ./backend/node_modules
COPY --from=backend-build /app/backend/dist          ./backend/dist
COPY backend/migrations                              ./backend/migrations

# Frontend bundle (served by express.static via PUBLIC_DIR)
COPY --from=frontend-build /app/frontend/dist        ./frontend

WORKDIR /app/backend
ENV NODE_ENV=production PUBLIC_DIR=/app/frontend
CMD ["node", "dist/server.js"]