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# syntax=docker/dockerfile:1.4
FROM node:20-alpine AS base
# Install dependencies only when needed
FROM base AS deps
WORKDIR /app
# Install dependencies based on the preferred package manager
COPY package.json package-lock.json* ./
RUN npm ci
# 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.
# Uncomment the following line in case you want to disable telemetry during the build.
# ENV NEXT_TELEMETRY_DISABLED 1
RUN npm run 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 /app/public ./public
# Automatically leverage output traces to reduce image size
COPY --from=builder --chown=1001:1001 /app/.next/standalone ./
COPY --from=builder --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"] |