diff --git a/ZR.Admin.WebApi/Controllers/CommonController.cs b/ZR.Admin.WebApi/Controllers/CommonController.cs
index 8854422..21c1cf2 100644
--- a/ZR.Admin.WebApi/Controllers/CommonController.cs
+++ b/ZR.Admin.WebApi/Controllers/CommonController.cs
@@ -48,7 +48,7 @@ namespace ZR.Admin.WebApi.Controllers
         public IActionResult Index()
         {
             return Ok("看到这里页面说明你已经成功启动了本项目:)\n\n" +
-                "如果觉得项目有用，打赏作者喝杯咖啡作为奖励\n☛☛http://www.izhaorui.cn/doc\n");
+                "如果觉得项目有用，打赏作者喝杯咖啡作为奖励\n☛☛http://www.izhaorui.cn/doc/support.html\n");
         }
 
         /// <summary>
diff --git a/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs b/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
index b356982..db9ff1f 100644
--- a/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
+++ b/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
@@ -227,9 +227,11 @@ namespace ZR.Admin.WebApi.Controllers
         [ActionPermissionFilter(Permission = "tool:gen:preview")]
         public IActionResult Preview(long tableId = 0, int VueVersion = 0)
         {
-            GenerateDto dto = new();
-            dto.TableId = tableId;
-            dto.VueVersion = VueVersion;
+            GenerateDto dto = new()
+            {
+                TableId = tableId,
+                VueVersion = VueVersion
+            };
             if (dto == null || dto.TableId <= 0)
             {
                 throw new CustomException(ResultCode.CUSTOM_ERROR, "请求参数为空");
diff --git a/ZR.Admin.WebApi/Extensions/SwaggerExtension.cs b/ZR.Admin.WebApi/Extensions/SwaggerExtension.cs
index 6df2ab2..9851d0d 100644
--- a/ZR.Admin.WebApi/Extensions/SwaggerExtension.cs
+++ b/ZR.Admin.WebApi/Extensions/SwaggerExtension.cs
@@ -21,8 +21,7 @@ namespace ZR.Admin.WebApi.Extensions
                     var url = $"{httpReq.Scheme}://{httpReq.Host.Value}";
                     var referer = httpReq.Headers["Referer"].ToString();
                     if (referer.Contains(GlobalConstant.DevApiProxy))
-                        url = referer.Substring(0,
-                            referer.IndexOf(GlobalConstant.DevApiProxy, StringComparison.InvariantCulture) + GlobalConstant.DevApiProxy.Length - 1);
+                        url = referer[..(referer.IndexOf(GlobalConstant.DevApiProxy, StringComparison.InvariantCulture) + GlobalConstant.DevApiProxy.Length - 1)];
                     swaggerDoc.Servers =
                         new List<OpenApiServer>
                         {