Dockerfile

# Stage 1: Builder
FROM node:22-alpine AS builder
WORKDIR /app
RUN npm install -g pnpm
COPY package.json pnpm-lock.yaml* ./
RUN pnpm install --frozen-lockfile
COPY . .
RUN pnpm run build

# Stage 2: Runner
FROM node:22-alpine AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV TZ=Asia/Seoul
RUN apk add --no-cache tzdata && \
    npm install -g pnpm

COPY package.json pnpm-lock.yaml* ./
RUN pnpm install --prod --frozen-lockfile --ignore-scripts

COPY --from=builder /app/public ./public
COPY --from=builder /app/.next ./.next
COPY --from=builder /app/.env.production ./.env.production
COPY --from=builder /app/src/middleware.ts ./src/middleware.ts
COPY --from=builder /app/next.config.ts ./next.config.ts

EXPOSE 3000
CMD ["pnpm", "start"]