feat: 接入旧站管理端并完整迁移后台能力

deploy/caddy/Dockerfile

@@ -16,7 +16,20 @@ RUN --mount=type=cache,target=/root/.npm \
 COPY frontend/ .
 RUN npm run build
 
-# 第二套独立分销管理后台（React + Ant Design）
+# 独立管理后台（Vue + Element Plus，沿用旧站完整后台）
+FROM node:24-alpine AS admin-build
+
+ARG VITE_ADMIN_BASE_PATH=/console-jy8k3m
+ENV VITE_ADMIN_BASE_PATH=${VITE_ADMIN_BASE_PATH}
+
+WORKDIR /src
+COPY admin-web/package*.json ./
+RUN --mount=type=cache,target=/root/.npm \
+    npm ci --prefer-offline --no-audit --fund=false
+COPY admin-web/ .
+RUN npm run build
+
+# 独立分销管理后台（React + Ant Design）
 FROM node:24-alpine AS distribution-build
 WORKDIR /src
 COPY distribution-admin/package*.json ./
@@ -29,6 +42,7 @@ RUN npm run build
 FROM caddy:2.10-alpine
 
 COPY --from=build /src/dist /srv/dist
+COPY --from=admin-build /src/dist /srv/admin
 # show-dist 由 deploy-prod.sh 在 build 前准备（hfb_show 构建产物或占位页）
 COPY deploy/caddy/show-dist /srv/show-dist
 COPY --from=distribution-build /src/dist /srv/distribution-admin