# AI Knowledge Link — Frontend Dockerfile (multi-stage)
# Stage 1: build
FROM node:20-alpine AS build

WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm config set registry https://registry.npmmirror.com && npm ci
COPY . .
RUN npm run build

# Stage 2: serve with nginx（含 SPA 路由回退配置）
FROM nginx:1.27-alpine AS serve

COPY --from=build /app/dist /usr/share/nginx/html
COPY nginx.conf /etc/nginx/conf.d/default.conf

EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]