62 lines
1.6 KiB
Docker
62 lines
1.6 KiB
Docker
# ---------- Base for installs ----------
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FROM node:22-alpine AS base
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WORKDIR /app
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# ---------- Production deps ----------
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FROM base AS deps
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COPY package*.json ./
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# nur Prod-Deps für die runner-Stage (schnellerer Start, kleineres Image)
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RUN npm ci --only=production
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# ---------- Full deps + Build ----------
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FROM base AS builder
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COPY package*.json ./
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# volle Deps inkl. devDependencies
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RUN npm ci
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# Rest des Codes
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COPY . .
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RUN npm run build
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# ---------- Development stage ----------
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FROM base AS dev
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ENV NODE_ENV=development
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# nur package-Dateien kopieren, damit npm install gecacht wird
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COPY package*.json ./
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RUN npm install
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# Quellcode kommt zur Laufzeit per Bind-Mount aus Compose
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# (sorgt für Hot Reload)
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EXPOSE 3000
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ENV HOSTNAME="0.0.0.0"
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CMD ["npm", "run", "dev"]
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# ---------- Production runner ----------
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FROM node:22-alpine AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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ENV PORT=3000
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ENV HOSTNAME="0.0.0.0"
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# non-root user
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RUN addgroup --system --gid 1001 nodejs \
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&& adduser --system --uid 1001 nextjs
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# für Healthcheck
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RUN apk add --no-cache curl
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# statische Assets & Standalone-Output aus builder
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COPY --from=builder /app/public ./public
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COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
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COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
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USER nextjs
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EXPOSE 3000
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# Health check (pfad anpassen, falls dein Endpoint anders heißt)
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD curl -fsS http://127.0.0.1:3000/api/health || exit 1
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# Next.js standalone startet über server.js
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CMD ["node", "server.js"]
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