42 lines
1.0 KiB
Docker
42 lines
1.0 KiB
Docker
# Multi-stage Dockerfile for Next.js (standalone output)
|
|
|
|
# 1) Install dependencies
|
|
FROM node:20-alpine AS deps
|
|
WORKDIR /app
|
|
# Install libc6-compat for some native deps if needed
|
|
RUN apk add --no-cache libc6-compat
|
|
COPY package*.json ./
|
|
RUN npm ci
|
|
|
|
# 2) Build
|
|
FROM node:20-alpine AS builder
|
|
WORKDIR /app
|
|
COPY --from=deps /app/node_modules ./node_modules
|
|
COPY . .
|
|
ENV NEXT_TELEMETRY_DISABLED=1
|
|
RUN npm run build
|
|
|
|
# 3) Runtime (slim)
|
|
FROM node:20-alpine AS runner
|
|
WORKDIR /app
|
|
ENV NODE_ENV=production
|
|
ENV NEXT_TELEMETRY_DISABLED=1
|
|
# Default internal port Next.js server listens to
|
|
ENV PORT=3000
|
|
|
|
# Copy standalone build output
|
|
# This copies the compiled server and minimal node_modules
|
|
COPY --from=builder /app/.next/standalone ./
|
|
# Static assets
|
|
COPY --from=builder /app/.next/static ./.next/static
|
|
# Public assets
|
|
COPY --from=builder /app/public ./public
|
|
|
|
# Ensure data directory exists for caching JSON (mounted as a volume in compose)
|
|
RUN mkdir -p /app/data
|
|
|
|
EXPOSE 3000
|
|
|
|
# Start the standalone server produced by Next.js
|
|
CMD ["node", "server.js"]
|