Update Dockerfile

backend/Dockerfile

@@ -1,19 +1,24 @@
-# Usa l'immagine completa di Node 20 per garantire compatibilità con tutte le librerie
+# Build Stage
-FROM node:20
+FROM node:20-alpine AS build
+
+# Install dependencies for native modules if needed
+RUN apk add --no-cache python3 make g++
 
 WORKDIR /app
 
 COPY package.json ./
 
-# Pulisce cache e installa con flag di compatibilità
+# Install dependencies without lockfile to avoid conflicts
-RUN npm cache clean --force && \
+RUN npm install
-    npm install --no-package-lock --legacy-peer-deps --no-audit --no-fund
 
 COPY . .
 
-# Assicura che la cartella uploads esista
+# Build the app
-RUN mkdir -p uploads
+RUN npm run build
 
-EXPOSE 3000
+# Production Stage
-
+FROM nginx:alpine
-CMD ["npm", "start"]
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=build /app/dist /usr/share/nginx/html
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]