Dockerfile

# ═══════════════════════════════════════════════════════════════════════
# EduRecommender — HuggingFace Spaces Docker image
#
# Multi-stage build:
#   Stage 1: Build the React client
#   Stage 2: Run the Node.js server + serve static assets
# ═══════════════════════════════════════════════════════════════════════

# ── Stage 1: Build React client ──────────────────────────────────────
FROM node:20-alpine AS builder

WORKDIR /app/client
COPY client/package.json client/package-lock.json* ./
RUN npm ci --no-audit --no-fund
COPY client/ ./
RUN npm run build

# ── Stage 2: Production server ───────────────────────────────────────
FROM node:20-alpine

WORKDIR /app

# Install server dependencies
COPY server/package.json server/package-lock.json* ./server/
RUN cd server && npm ci --no-audit --no-fund --omit=dev

# Copy server source
COPY server/ ./server/

# Copy built React assets
COPY --from=builder /app/client/dist ./client/dist

# HuggingFace Spaces expects port 7860
ENV PORT=7860
EXPOSE 7860

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