新增自动化部署

web/Dockerfile.admin

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+# ============================================
+#  PandaWiki 管理后台 - 多阶段构建
+#  构建上下文: ./web 目录
+# ============================================
+
+FROM node:22-alpine AS builder
+
+WORKDIR /build
+
+# 安装 pnpm
+RUN corepack enable && corepack prepare pnpm@10 --activate
+
+# 复制 workspace 配置和锁文件
+COPY pnpm-workspace.yaml pnpm-lock.yaml package.json ./
+
+# 复制所有 workspace 包的 package.json
+COPY packages/icons/package.json packages/icons/
+COPY packages/themes/package.json packages/themes/
+COPY packages/ui/package.json packages/ui/
+COPY admin/package.json admin/
+COPY app/package.json app/
+
+# 安装依赖
+RUN pnpm install --frozen-lockfile
+
+# 复制源码
+COPY packages/icons/ packages/icons/
+COPY packages/themes/ packages/themes/
+COPY packages/ui/ packages/ui/
+COPY admin/ admin/
+
+# 构建管理后台
+RUN pnpm --filter panda-wiki-admin build
+
+# ============================================
+#  运行时镜像 (Nginx)
+# ============================================
+
+FROM nginx:alpine
+
+# 复制构建产物
+COPY --from=builder /build/admin/dist /opt/frontend/dist
+
+# 复制 Nginx 配置
+COPY admin/server.conf /etc/nginx/conf.d/server.conf
+COPY admin/nginx.conf /etc/nginx/nginx.conf
+COPY admin/ssl /etc/nginx/ssl
+
+EXPOSE 8080
+
+CMD ["nginx", "-g", "daemon off;"]