FROM node:18-alpine AS builder

WORKDIR /app

COPY package*.json ./

RUN npm ci --only=production=false

COPY . .

RUN npm run build

FROM nginx:alpine

# 复制自定义 nginx 配置（支持 SPA 路由）
COPY nginx.conf /etc/nginx/conf.d/default.conf

# 复制构建产物
COPY --from=builder /app/dist /usr/share/nginx/html

EXPOSE 80

CMD ["nginx", "-g", "daemon off;"]