feat: ✨ 前端表格高级筛选 (#100)

* chore: 🔨 css 基础单位

[skip ci]

* fix: 🐛 ca2263 System.Enum.GetValues<TEnum>()

[skip ci]

* feat: ✨ 前端表格高级筛选

[skip ci]

src/backend/NetAdmin.SysComponent.Host/Controllers/Tpl/ExampleController.cs

@@ -24,6 +24,14 @@ public sealed class ExampleController(IExampleCache cache) : ControllerBase<IExa
         return Cache.BulkDeleteAsync(req);
     }
 
+    /// <summary>
+    ///     示例计数
+    /// </summary>
+    public Task<long> CountAsync(QueryReq<QueryExampleReq> req)
+    {
+        return Cache.CountAsync(req);
+    }
+
     /// <summary>
     ///     创建示例
     /// </summary>