feat: rebrand to LumiFlow across miniprogram, admin-console, and server

miniprogram/pages/ble-connect/ble-connect.wxml

@@ -18,7 +18,7 @@
 
     <view class="found-card" wx:if="{{state === 'binding'}}">
       <view class="found-icon">💆</view>
-      <view class="found-name">智能面膜-{{deviceId}}</view>
+      <view class="found-name">LumiFlow-{{deviceId}}</view>
       <text class="status-badge status-badge-green">正在配对...</text>
     </view>