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Dockerfile
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Dockerfile
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FROM node:20-alpine AS base
ARG SETUP_ENVINROMENT=production
# --- Dependencies ---
### Rebuild deps only when needed ###
FROM base AS deps
RUN apk add --no-cache libc6-compat git
RUN echo The .env file is $SETUP_ENVINROMENT
# Setup pnpm environment
ENV PNPM_HOME="/pnpm"
ENV PATH="$PNPM_HOME:$PATH"
RUN corepack enable
RUN corepack prepare pnpm@latest --activate
WORKDIR /app
COPY package.json pnpm-lock.yaml ./
RUN pnpm install --frozen-lockfile --prefer-frozen-lockfile
# --- Builder ---
FROM base AS builder
RUN corepack enable
RUN corepack prepare pnpm@latest --activate
WORKDIR /app
# Copy the .env{SETUP_ENVINROMENT} file to the container
COPY .env.$SETUP_ENVINROMENT.sample .env
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN pnpm build
# --- Production runner ---
FROM base AS runner
# Set NODE_ENV to production
ENV NODE_ENV production
# Disable Next.js telemetry
# Learn more here: https://nextjs.org/telemetry
ENV NEXT_TELEMETRY_DISABLED 1
# Set correct permissions for nextjs user
# Don't run as root
RUN addgroup nodejs
RUN adduser -SDH nextjs
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
COPY --from=builder --chown=nextjs:nodejs /app/public ./public
USER nextjs
# Expose ports (for orchestrators and dynamic reverse proxies)
EXPOSE 3000
ENV PORT 3000
ENV HOSTNAME "0.0.0.0"
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 CMD [ "wget", "-q0", "http://localhost:3000/health" ]
# Run the nextjs app
CMD ["node", "server.js"]