48 lines
1.2 KiB
Docker
48 lines
1.2 KiB
Docker
# Dockerfile for Next.js 14 - Optimized for Production
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# Use the official Node.js image with Alpine Linux for a smaller footprint
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FROM node:22-alpine AS base
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# Set the working directory in the container
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WORKDIR /app
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# Copy package.json and package-lock.json (or yarn.lock)
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COPY package*.json ./
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# Install dependencies - leveraging Docker cache
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RUN npm i --force
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# Copy the rest of the application code
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COPY . .
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# Build the Next.js application
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RUN npm run build
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# Stage 2: Production image - smaller and leaner
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FROM node:22-alpine AS runner
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# Set the working directory
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WORKDIR /app
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# Set environment variables
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ENV NODE_ENV $NODE_ENV
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ENV NEXT_TELEMETRY_DISABLED 1
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# Add a non-root user for security
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RUN addgroup -g 1001 -S nodejs
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RUN adduser -S nextjs -u 1001
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# Copy only the necessary files from the builder stage
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COPY --from=base /app/next.config.js ./
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COPY --from=base /app/public ./public
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COPY --from=base --chown=nextjs:nodejs /app/.next/standalone ./
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COPY --from=base --chown=nextjs:nodejs /app/.next/static ./.next/static
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# Change ownership of all copied files to the non-root user
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USER nextjs
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# Expose the port Next.js listens on
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EXPOSE 3000
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# Command to start the Next.js server in production mode
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CMD ["node", "server.js"] |