bb9ae058db
Switched to pnpm-based alpine image, added dependency and build stages, and improved caching. Streamlined Next.js production setup with reduced image size and improved runtime performance.
67 lines
2.1 KiB
Docker
67 lines
2.1 KiB
Docker
# syntax=docker.io/docker/dockerfile:1
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FROM pnpm/pnpm:20-alpine AS base
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# Install dependencies only when needed
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FROM base AS deps
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# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
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RUN apk add --no-cache libc6-compat
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WORKDIR /app
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# Install dependencies based on the preferred package manager
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COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* .npmrc* source.config.ts* next.config.* ./
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RUN \
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if [ -f pnpm-lock.yaml ]; then pnpm i --frozen-lockfile; \
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elif [ -f package-lock.json ]; then npm ci; \
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elif [ -f yarn.lock ]; then yarn --frozen-lockfile; \
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else echo "Lockfile not found." && exit 1; \
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fi
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# Rebuild the source code only when needed
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FROM base AS builder
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WORKDIR /app
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COPY --from=deps /app/node_modules ./node_modules
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COPY . .
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# Next.js collects completely anonymous telemetry data about general usage.
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# Learn more here: https://nextjs.org/telemetry
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# Uncomment the following line in case you want to disable telemetry during the build.
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# ENV NEXT_TELEMETRY_DISABLED=1
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RUN \
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if [ -f pnpm-lock.yaml ]; then pnpm run build; \
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elif [ -f package-lock.json ]; then npm run build; \
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elif [ -f yarn.lock ]; then yarn run build; \
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else echo "Lockfile not found." && exit 1; \
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fi
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# Production image, copy all the files and run next
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FROM base AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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# Uncomment the following line in case you want to disable telemetry during runtime.
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# ENV NEXT_TELEMETRY_DISABLED=1
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RUN addgroup --system --gid 1001 nodejs
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RUN adduser --system --uid 1001 nextjs
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COPY --from=builder /app/public ./public
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# Automatically leverage output traces to reduce image size
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# https://nextjs.org/docs/advanced-features/output-file-tracing
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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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USER nextjs
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EXPOSE 3000
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ENV PORT=3000
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# server.js is created by next build from the standalone output
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# https://nextjs.org/docs/pages/api-reference/config/next-config-js/output
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ENV HOSTNAME="0.0.0.0"
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CMD ["node", "server.js"]
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