fix

frontend/Dockerfile

@@ -12,12 +12,11 @@ RUN npm ci
 COPY . .
 RUN npm run build
 
-# Production stage
-FROM nginx:alpine
+FROM nginxinc/nginx-unprivileged:alpine-slim
 
 COPY --from=builder /app/dist /usr/share/nginx/html
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 
-EXPOSE 80
+EXPOSE 8080
 
 CMD ["nginx", "-g", "daemon off;"]