init

frontend/Dockerfile

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+########################
+# 1) Build stage
+########################
+FROM node:20-alpine AS builder
+
+# cartella di lavoro
+WORKDIR /app
+
+# dipendenze
+COPY package*.json ./
+RUN npm ci         # usa pnpm/yarn se preferisci
+
+# sorgenti
+COPY . .
+
+# build ottimizzata in /dist
+RUN npm run build
+
+
+########################
+# 2) Runtime stage
+########################
+FROM nginx:alpine AS runner
+
+# copia i file statici in Nginx
+COPY --from=builder /app/dist /usr/share/nginx/html
+
+# configurazione SPA: se richiedi /qualunque/percorso restituisce index.html
+RUN printf 'server {\n\
+  listen 80;\n\
+  server_name _;\n\
+  root /usr/share/nginx/html;\n\
+  include /etc/nginx/mime.types;\n\
+  location / {\n\
+    try_files $uri $uri/ /index.html;\n\
+  }\n\
+}\n' > /etc/nginx/conf.d/default.conf
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]