# Step 1: Build the React app FROM node:20 AS build # Set working directory WORKDIR /app # Copy package.json and install dependencies COPY package*.json ./ RUN npm install # Copy the source code COPY . . # Build the React app RUN npm run build # Step 2: Serve the React app using nginx FROM nginx:1.25 # Copy the built React files to the nginx html folder COPY --from=build /app/build /usr/share/nginx/html COPY nginx.conf /etc/nginx/conf.d/default.conf # Expose port 80 EXPOSE 80 # Start nginx CMD ["nginx", "-g", "daemon off;"]