feat(admin): 订单管理重构、设置管理增强、短信签名模板管理及通知渠道优化

- 订单列表重构为卡片式布局并新增筛选功能

- 设置管理支持struct/struct_list类型配置

- 新增短信签名和模板独立管理页面

- 通知渠道新增短信渠道配置

- 产品参数管理优化

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

src/views/product/components/ProductParameterManager.vue

@@ -275,13 +275,13 @@
         <el-form-item v-if="currentParam?.type === 'number'" label="数值范围" prop="attr_range">
           <div class="range-config-row">
             <el-select v-model="paramValueForm.range_type" class="range-type-select">
-              <el-option label="＜" value="before">
-                <span class="range-opt-symbol">＜</span>
-                <span class="range-opt-desc">小于</span>
+              <el-option label="≤" value="before">
+                <span class="range-opt-symbol">≤</span>
+                <span class="range-opt-desc">小于等于</span>
               </el-option>
-              <el-option label="＞" value="after">
-                <span class="range-opt-symbol">＞</span>
-                <span class="range-opt-desc">大于</span>
+              <el-option label="≥" value="after">
+                <span class="range-opt-symbol">≥</span>
+                <span class="range-opt-desc">大于等于</span>
               </el-option>
               <el-option label="＝" value="equal">
                 <span class="range-opt-symbol">＝</span>
@@ -635,7 +635,7 @@ const getArgTypeTag = (type) => {
   return tagMap[type] || 'info'
 }
 const getRangeTypeText = (type) => {
-  const typeMap = { 'after': '＞', 'before': '＜', 'equal': '＝' }
+  const typeMap = { 'after': '≥', 'before': '≤', 'equal': '＝' }
   return typeMap[type] || type || '-'
 }