# Build stage FROM node:20.11 as builder # Set working directory WORKDIR /usr/src/app # Copy package.json and package-lock.json (if available) COPY package.json package-lock.json ./ # Install dependencies RUN npm install # Copy the rest of the application COPY . ./ # Build the application RUN npm run build # Production stage FROM nginx:alpine # Copy the build output to Nginx html directory COPY --from=builder /usr/src/app/build /usr/share/nginx/html # Copy Nginx configuration file COPY nginx.conf /etc/nginx/nginx.conf # Expose port 80 EXPOSE 80 # Start Nginx server CMD ["nginx", "-g", "daemon off;"]