Dockerfile

# Install dependencies only when needed
FROM node:alpine AS deps

# # ✅ 패키지 설치
# RUN apk update && apk add --no-cache \
#     build-base \
#     libc6-compat \
#     python3 \
#     py3-pip

# RUN apk add --no-cache libc6-compat python3 build-base
WORKDIR /app
COPY package.json ./
RUN npm install --frozen-lockfile

# Rebuild the source code only when needed
FROM node:alpine AS builder
WORKDIR /app
COPY . .
COPY --from=deps /app/node_modules ./node_modules
RUN npm run build
RUN npm install --frozen-lockfile --production
RUN rm -rf ./.next/cache

# Production image, copy all the files and run next
FROM node:alpine AS runner
WORKDIR /app

ENV NODE_ENV=development
ENV SHOULD_PROFILE=true
ENV SHOULD_TRACE=true

RUN addgroup -g 1001 -S nodejs
RUN adduser -S nextjs -u 1001

COPY --from=builder /app/package.json ./package.json
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder --chown=nextjs:nodejs /app/.next ./.next
COPY --from=builder /app/public ./public
COPY --from=builder /app/next.config.js ./next.config.js
# Copy server-preload.js if it exists (Next.js 15+)
RUN if [ -f /app/server-preload.js ]; then cp /app/server-preload.js ./server-preload.js; fi

USER nextjs

EXPOSE 3000

CMD ["npm", "start"]