Dockerfile

# This Dockerfile is used to build the image for the CMS
# From https://github.com/vercel/next.js/blob/canary/examples/with-docker/Dockerfile

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* pnpm-workspace.yaml ./
COPY cms/package.json ./cms/package.json

RUN corepack enable pnpm && pnpm i --frozen-lockfile;

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

ENV NEXT_TELEMETRY_DISABLED 1

WORKDIR /app/cms

RUN corepack enable pnpm && pnpm run build;

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

ENV NODE_ENV production
ENV NEXT_TELEMETRY_DISABLED 1

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

# we don't have a public folder
# COPY --from=builder /app/cms/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/cms/.next/standalone ./
# https://github.com/vercel/next.js/discussions/35437#discussioncomment-9378464
COPY --from=builder --chown=nextjs:nodejs /app/cms/.next/static ./cms/.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 cms/server.js