# Build stage FROM node:18-alpine AS build # Set working directory WORKDIR /app # Copy package files COPY package*.json ./ # Install dependencies RUN npm install # Copy source code COPY . . # Build the app RUN npm run build # Production stage FROM nginx:alpine # Copy built app from build stage COPY --from=build /app/build /usr/share/nginx/html # Expose port 80 EXPOSE 80 # Start nginx CMD ["nginx", "-g", "daemon off;"]