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- # Step 1: Use a base image with Node.js
- FROM node:16 AS build
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- # Step 2: Set the working directory inside the container
- WORKDIR /app
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- # Step 3: Copy package.json and package-lock.json (or yarn.lock)
- COPY package*.json ./
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- # Step 4: Install dependencies
- RUN npm install
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- # Step 5: Copy the rest of your application code
- COPY . .
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- # Step 6: Build the React application
- RUN npm run build
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- # Step 7: Use a base image to serve the application
- FROM nginx:alpine
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- # Step 8: Copy the build output from the previous stage to the Nginx public directory
- COPY --from=build /app/build /usr/share/nginx/html
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- # Step 9: Expose port 80 to the outside
- EXPOSE 80
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- # Step 10: Start the Nginx server
- CMD ["nginx", "-g", "daemon off;"]
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