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# syntax=docker/dockerfile:1.4
# Adapted from https://github.com/vercel/next.js/blob/e60a1e747c3f521fc24dfd9ee2989e13afeb0a9b/examples/with-docker/Dockerfile
# For more information, see https://nextjs.org/docs/pages/building-your-application/deploying#docker-image
FROM node:18 AS base
# Install dependencies only when needed
FROM base AS deps
WORKDIR /app
# Install dependencies based on the preferred package manager
COPY --link 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 yarn global add 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 --link /app/node_modules ./node_modules
COPY --link . .
# 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 npm run build
# If using yarn comment out above and use below instead
# RUN yarn build
# 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
RUN \
addgroup --system --gid 1001 nodejs; \
adduser --system --uid 1001 nextjs
COPY --from=builder --link /app/public ./public
# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder --link --chown=1001:1001 /app/.next/standalone ./
COPY --from=builder --link --chown=1001:1001 /app/.next/static ./.next/static
USER nextjs
EXPOSE 3000
ENV PORT 3000
ENV HOSTNAME 0.0.0.0
CMD ["node", "server.js"] |