Configurer Docker pour le développement et la production avec Next.js

This commit is contained in:
Puechberty Arthur
2026-03-31 22:37:08 +02:00
parent d88695a360
commit 92b55935d1
2 changed files with 42 additions and 36 deletions
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# === Étape 1 : Build ===
FROM node:20-alpine AS builder
WORKDIR /app
# Copier les fichiers de dépendances pour profiter du cache Docker
COPY package*.json ./
# Installer uniquement ce qu'il faut pour le build
RUN npm ci
# Copier tout le code
COPY . .
# Build Next.js pour la production
RUN npm run build
# === Étape 2 : Runner léger ===
FROM node:20-alpine AS runner
WORKDIR /app
# Copier uniquement ce qui est nécessaire pour la prod
COPY --from=builder /app/package*.json ./
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/.next ./.next
COPY --from=builder /app/public ./public
# Mode production
ENV NODE_ENV=production
EXPOSE 3000
# Lancer le serveur Next.js
CMD ["npm", "start"]
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services: services:
qrcode: web:
image: node:22-alpine build: .
container_name: qrcode-generator
working_dir: /app
ports: ports:
- "3001:3000" - "3000:3000"
volumes:
- ./:/app
- /app/node_modules
environment: environment:
- NODE_ENV=production - NODE_ENV=development
- HOSTNAME=0.0.0.0 command: npm run dev
- PORT=3000
volumes:
- .:/app
- node_modules:/app/node_modules
- nextjs_cache:/app/.next/cache
command: >
sh -c "
if [ ! -d .next/standalone ]; then
echo '📦 Installing dependencies...' &&
npm ci &&
echo '🔨 Building application...' &&
NODE_OPTIONS='--max-old-space-size=1536' npm run build;
fi &&
echo '🚀 Starting QR Code Generator...' &&
cp -r .next/static .next/standalone/.next/static 2>/dev/null || true &&
cp -r public .next/standalone/public 2>/dev/null || true &&
node .next/standalone/server.js
"
restart: unless-stopped
healthcheck:
test: ["CMD-SHELL", "wget -q --spider http://localhost:3000 || exit 1"]
interval: 30s
timeout: 10s
retries: 3
start_period: 120s
volumes:
node_modules:
nextjs_cache: