FROM node:18-alpine AS base

# Install dependencies only when needed
FROM base AS deps
# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
RUN apk add --no-cache libc6-compat
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
RUN corepack enable pnpm && pnpm i --frozen-lockfile

# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY . .
COPY --from=deps /app/node_modules ./node_modules

# 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 corepack enable pnpm && pnpm build

# Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app
ARG PUBLIC_PATH

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 $PUBLIC_PATH ./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

# server.js is created by next build from the standalone output
# https://nextjs.org/docs/pages/api-reference/next-config-js/output
CMD HOSTNAME="0.0.0.0" node server.js
ARG SERVICE
ARG TITLE
ARG DESC
ARG URL
ARG SOURCE
ARG AUTHORS
ARG LICENSES
LABEL service="$SERVICE"\
  org.opencontainers.image.title="$TITLE"\
  org.opencontainers.image.description="$DESC" \
  org.opencontainers.image.url="$URL"\
  org.opencontainers.image.source="$SOURCE"\
  org.opencontainers.image.authors="$AUTHORS"\
  org.opencontainers.image.licenses="$LICENSES"