chore: 整合部署文件与管理端源码入仓

- deploy/server.Dockerfile、deploy/client-h5.Dockerfile（自 ai-art 仓库迁出，去重）
- docker-compose.yml 迁入并修正路径（admin 上下文 ./admin），新增可选 h5 服务（profile 隔离）
- admin/：管理前端完整源码（Vite+Vue3，自 workspace/dimension-admin 合并）

admin/src/views/Dashboard.vue

@@ -0,0 +1,40 @@
+<template>
+  <div>
+    <h2>数据看板</h2>
+    <div class="cards">
+      <el-card><div class="num">{{ s.newUsers ?? '-' }}</div><div class="lbl">今日新增</div></el-card>
+      <el-card><div class="num">{{ s.activeUsers ?? '-' }}</div><div class="lbl">今日活跃</div></el-card>
+      <el-card><div class="num">{{ s.newOrders ?? '-' }}</div><div class="lbl">今日订单</div></el-card>
+      <el-card><div class="num ok">{{ s.aiChatToday ?? '-' }}</div><div class="lbl">问答总数</div></el-card>
+      <el-card><div class="num">{{ s.aiChatUsers ?? '-' }}</div><div class="lbl">问答用户</div></el-card>
+      <el-card><div class="num">{{ s.aiChatShares ?? '-' }}</div><div class="lbl">分享次数</div></el-card>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { onMounted, ref } from 'vue'
+import { apiGet } from '../api'
+const s = ref({})
+onMounted(async () => {
+  try {
+    const d = await apiGet('/api/admin/dashboard')
+    const stats = await apiGet('/api/admin/ai-chat/stats').catch(() => ({}))
+    s.value = {
+      newUsers: d?.today?.newUsers ?? '-',
+      activeUsers: d?.today?.activeUsers ?? '-',
+      newOrders: d?.today?.newOrders ?? '-',
+      aiChatToday: stats?.totalQuestions ?? '-',
+      aiChatUsers: stats?.totalUsers ?? '-',
+      aiChatShares: stats?.totalShares ?? '-',
+    }
+  } catch (e) { console.error(e) }
+})
+</script>
+
+<style scoped>
+.cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:12px; }
+.num { font-size:26px; font-weight:700; color:#1f2333; }
+.num.ok { color:#18a058; }
+.lbl { font-size:12px; color:#8a8fa3; margin-top:4px; }
+</style>