# Stage 1: Build the React application FROM node:21 as build WORKDIR /app COPY ./frontend/package.json ./frontend/package-lock.json ./ RUN npm install COPY ./frontend . RUN npm run build # Stage 2: Serve the application with Nginx FROM nginx:alpine COPY --from=build /app/build /usr/share/nginx/html EXPOSE 80 CMD ["nginx", "-g", "daemon off;"]