fix(miniprogram): prefix workbench title with 山峡化工

Co-authored-by: Cursor <cursoragent@cursor.com>

miniprogram/pages/workbench/workbench.vue

@@ -72,7 +72,7 @@ const handleLogout = async () => {
     <view class="mp-header mp-header--workbench" :style="safeAreaStyle">
       <view class="mp-header__body">
         <view class="mp-header__titles">
-          <text class="mp-header__title">工作台</text>
+          <text class="mp-header__title">山峡化工工作台</text>
           <text class="mp-header__meta">选择业务模块，进入对应功能办理</text>
         </view>
         <view class="mp-header__user-stack">