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Replace --system/--gid/--uid (Debian syntax) with -S/-g/-u (BusyBox/Alpine). Coolify ARG injection causes exit code 255 with Debian-style flags. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
52 lines
950 B
Docker
52 lines
950 B
Docker
# Build stage
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FROM node:20-alpine AS builder
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WORKDIR /app
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# Copy package files
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COPY package.json package-lock.json* ./
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# Install dependencies
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RUN npm install
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# Copy source code
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COPY . .
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# Build arguments for environment variables
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ARG NEXT_PUBLIC_API_URL
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# Set environment variables for build
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ENV NEXT_PUBLIC_API_URL=$NEXT_PUBLIC_API_URL
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# Build the application
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RUN npm run build
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# Production stage
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FROM node:20-alpine AS runner
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WORKDIR /app
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# Set to production
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ENV NODE_ENV=production
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# Create non-root user
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RUN addgroup -S -g 1001 nodejs
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RUN adduser -S -u 1001 -G nodejs nextjs
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# Copy built assets
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COPY --from=builder /app/public ./public
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COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
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COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
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# Switch to non-root user
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USER nextjs
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# Expose port
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EXPOSE 3000
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# Set hostname
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ENV HOSTNAME="0.0.0.0"
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# Start the application
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CMD ["node", "server.js"]
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