##### DEPENDENCIES

FROM node:20-alpine AS deps
RUN apk add --no-cache libc6-compat openssl
WORKDIR /app

# 🚀 优化 1：先拷贝 package 文件
COPY deep-flow/web/package*.json ./

# Install dependencies based on the preferred package manager
#RUN if [ -f yarn.lock ]; then yarn install; \
#    elif [ -f package-lock.json ]; then npm ci; \
#    elif [ -f pnpm-lock.yaml ]; then npm install -g pnpm && pnpm #install; \
#    else npm install; fi
	
RUN if [ -f package-lock.json ]; then npm ci; else npm install; fi

##### BUILDER

FROM node:20-alpine AS builder

RUN apk add --no-cache git
WORKDIR /app
ARG NEXT_PUBLIC_API_URL="/deep-flow-backend"

# 🚀 优化 2：再拷贝完整源码并复用依赖层
COPY deep-flow/web/ ./
COPY --from=deps /app/node_modules ./node_modules

ENV NEXT_TELEMETRY_DISABLED=1

#RUN if [ -f yarn.lock ]; then SKIP_ENV_VALIDATION=1 yarn build; \
#    elif [ -f package-lock.json ]; then SKIP_ENV_VALIDATION=1 npm run #build; \
#    elif [ -f pnpm-lock.yaml ]; then SKIP_ENV_VALIDATION=1 pnpm run #build; \
#    else SKIP_ENV_VALIDATION=1 npm run build; fi
RUN SKIP_ENV_VALIDATION=1 npm run build

##### RUNNER

FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production

ENV NEXT_TELEMETRY_DISABLED=1

COPY --from=builder /app/next.config.js ./
COPY --from=builder /app/public ./public
COPY --from=builder /app/package.json ./package.json

COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static

EXPOSE 3000
ENV PORT=3000

CMD ["server.js"]