46 lines
934 B
Docker
46 lines
934 B
Docker
# Stage 1: Build the React Application
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FROM node:20 AS builder
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WORKDIR /app
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# Copy ONLY package.json.
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# We intentionally IGNORE package-lock.json to prevent architecture mismatches
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# (e.g., trying to install macOS binaries for esbuild on Linux).
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COPY package.json ./
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# Install dependencies from scratch for the container's architecture
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RUN npm install
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# Copy the rest of the application source code
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COPY . .
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# Build the frontend assets
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RUN npm run build
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# Stage 2: Setup the Production Server
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FROM node:20
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WORKDIR /app
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# Copy ONLY package.json
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COPY package.json ./
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# Install ONLY production dependencies
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RUN npm install --omit=dev
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# Copy the built frontend assets from the 'builder' stage
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COPY --from=builder /app/dist ./dist
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# Copy the server entry point
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COPY server.js ./
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# Set environment variables
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ENV NODE_ENV=production
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ENV PORT=3000
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# Expose the port
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EXPOSE 3000
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# Start the Node.js server
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CMD ["npm", "start"]
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