Dockerfile

FROM node:24-bookworm-slim AS base

# Install dependencies only when needed
FROM base AS deps
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
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

ARG OC_VERSION=4.22.11
ARG TARGETARCH
ARG KUBECTL_VERSION=v1.33.3
ARG HELM_VERSION=v3.18.4

COPY scripts/install-kubernetes-tools.sh /tmp/install-kubernetes-tools.sh

# Add Docker CLI, OpenShift CLI, kubectl, and Helm for container and Kubernetes workflows.
RUN set -eux; \
  apt-get update; \
  apt-get install -y --no-install-recommends docker.io curl ca-certificates tar gzip; \
  case "$TARGETARCH" in \
    amd64) oc_archive="openshift-client-linux-${OC_VERSION}.tar.gz" ;; \
    arm64) oc_archive="openshift-client-linux-arm64-${OC_VERSION}.tar.gz" ;; \
    *) echo "Unsupported OpenShift CLI architecture: $TARGETARCH" >&2; exit 1 ;; \
  esac; \
  curl -fsSL -o /tmp/openshift-client.tar.gz "https://mirror.openshift.com/pub/openshift-v4/clients/ocp/${OC_VERSION}/${oc_archive}"; \
  tar -xzf /tmp/openshift-client.tar.gz -C /usr/local/bin oc; \
  chmod +x /usr/local/bin/oc; \
  rm -f /tmp/openshift-client.tar.gz; \
  rm -rf /var/lib/apt/lists/*; \
  chmod +x /tmp/install-kubernetes-tools.sh; \
  KUBECTL_VERSION="$KUBECTL_VERSION" HELM_VERSION="$HELM_VERSION" /tmp/install-kubernetes-tools.sh; \
  rm -f /tmp/install-kubernetes-tools.sh

ENV NODE_ENV=production
# Uncomment the following line in case you want to disable telemetry during runtime.
# ENV NEXT_TELEMETRY_DISABLED 1

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

COPY --from=builder /app/public ./public

# Set the correct permission for prerender cache
RUN mkdir .next
RUN chown nextjs:nodejs .next

# 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

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"
# server.js is created by next build from the standalone output
# https://nextjs.org/docs/pages/api-reference/next-config-js/output
CMD ["node", "server.js"]