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# syntax=docker.io/docker/dockerfile:1
FROM node:20-bookworm-slim AS base
# Install dependencies only when needed
FROM base AS deps
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
ca-certificates curl gnupg lsb-release \
&& install -m 0755 -d /etc/apt/keyrings \
&& curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc \
&& chmod a+r /etc/apt/keyrings/docker.asc \
&& echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian $(. /etc/os-release && echo \"$VERSION_CODENAME\") stable" > /etc/apt/sources.list.d/docker.list \
&& apt-get update \
&& apt-get install -y --no-install-recommends docker-ce-cli docker-buildx-plugin docker-compose-plugin libc6 \
&& rm -rf /var/lib/apt/lists/*
WORKDIR /app
# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* .npmrc* ./
RUN \
if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
elif [ -f package-lock.json ]; then npm ci; \
elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm i --frozen-lockfile; \
else echo "Lockfile not found." && exit 1; \
fi
# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
# Next.js collects completely anonymous telemetry data about general usage.
# Learn more here: https://nextjs.org/telemetry
# Uncomment the following line in case you want to disable telemetry during the build.
# ENV NEXT_TELEMETRY_DISABLED=1
RUN \
if [ -f yarn.lock ]; then yarn run build; \
elif [ -f package-lock.json ]; then npm run build; \
elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm run build; \
else echo "Lockfile not found." && exit 1; \
fi
# Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app
ENV NODE_ENV=production
# Uncomment the following line in case you want to disable telemetry during runtime.
# ENV NEXT_TELEMETRY_DISABLED=1
# Install Docker CLI and Compose plugin in the runner stage
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
ca-certificates curl gnupg lsb-release \
&& install -m 0755 -d /etc/apt/keyrings \
&& curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc \
&& chmod a+r /etc/apt/keyrings/docker.asc \
&& echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian $(. /etc/os-release && echo \"$VERSION_CODENAME\") stable" > /etc/apt/sources.list.d/docker.list \
&& apt-get update \
&& apt-get install -y --no-install-recommends docker-ce-cli docker-buildx-plugin docker-compose-plugin libc6 \
&& rm -rf /var/lib/apt/lists/*
# RUN addgroup --system --gid 1001 nodejs
# RUN adduser --system --uid 1001 nextjs
COPY --from=builder /app/public ./public
# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
# COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
# COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static
# USER nextjs
EXPOSE 3000
ENV PORT=3000
# server.js is created by next build from the standalone output
# https://nextjs.org/docs/pages/api-reference/config/next-config-js/output
ENV HOSTNAME="0.0.0.0"
CMD ["node", "server.js"]