Initial project baseline

frontend/Dockerfile

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+# syntax=docker/dockerfile:1
+
+# ── Stage 1: Build React app ───────────────────────────────────────────────
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+COPY . .
+RUN npm run build
+
+# ── Stage 2: Serve with Nginx ──────────────────────────────────────────────
+FROM nginx:alpine
+
+# Copy custom nginx config
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+# Copy built static files
+COPY --from=builder /app/dist /usr/share/nginx/html
+
+EXPOSE 80
+
+CMD ["nginx", "-g", "daemon off;"]