doc: 更新提示信息

Author: ArgoZhang

src/BootstrapBlazor/Services/BootstrapServiceBase.cs

@@ -29,10 +29,11 @@ protected async Task Invoke(TOption option, ComponentBase? component = null)
         if (callback == null)
         {
 #if NET8_0_OR_GREATER
-            throw new InvalidOperationException($"{GetType().Name} not registered. refer doc https://www.blazor.zone/install-webapp step 7 for BootstrapBlazorRoot");
+            var message = $"{GetType().Name} not registered. refer doc https://www.blazor.zone/install-webapp step 7 for BootstrapBlazorRoot; 未找到 BootstrapBlazorRoot 组件，无法完成当前操作，请根据 https://www.blazor.zone/install-webapp 第七步骤指引完成操作";
 #else
-            throw new InvalidOperationException($"{GetType().Name} not registered. refer doc https://www.blazor.zone/install-server step 7 for BootstrapBlazorRoot");
+            var message = $"{GetType().Name} not registered. refer doc https://www.blazor.zone/install-server step 7 for BootstrapBlazorRoot; 未找到 BootstrapBlazorRoot 组件，无法完成当前操作，请根据 https://www.blazor.zone/install-server 第七步骤指引完成操作";
 #endif
+            throw new InvalidOperationException(message);
         }
         await callback(option);
     }