fase 5

frontend/Dockerfile

@@ -0,0 +1,27 @@
+FROM node:20-alpine AS base
+WORKDIR /app
+
+# ── Installazione dipendenze ─────────────────────────────────────────────────
+FROM base AS deps
+COPY package.json package-lock.json* ./
+RUN npm ci --prefer-offline
+
+# ── Build di produzione ─────────────────────────────────────────────────────
+FROM base AS builder
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npm run build
+
+# ── Runtime (nginx serve) ───────────────────────────────────────────────────
+FROM nginx:alpine AS runner
+COPY --from=builder /app/dist /usr/share/nginx/html
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+EXPOSE 3000
+CMD ["nginx", "-g", "daemon off;"]
+
+# ── Sviluppo (hot reload) ───────────────────────────────────────────────────
+FROM base AS dev
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+EXPOSE 3000
+CMD ["npm", "run", "dev"]