大量后端代码格式化

Common/GlobalUsings.cs

@@ -0,0 +1,3 @@
+global using System.Reflection;
+global using System.Text.Json;
+global using Microsoft.Extensions.DependencyInjection;

Common/ServiceExtension.cs

@@ -1,7 +1,4 @@
-using System.Reflection;
-using Microsoft.Extensions.DependencyInjection;
-
-namespace Common;
+namespace Common;
 
 public static class TypeExtensions
 {
@@ -10,8 +7,8 @@ public static class TypeExtensions
     /// </summary>
     public static T? DeepClone<T>(this T source)
     {
-        var json = System.Text.Json.JsonSerializer.Serialize(source);
-        return System.Text.Json.JsonSerializer.Deserialize<T>(json);
+        var json = JsonSerializer.Serialize(source);
+        return JsonSerializer.Deserialize<T>(json);
     }
 }
 
@@ -41,7 +38,7 @@ public static class ServiceExtension
     private static void RegisterServices(IServiceCollection services, Assembly assembly)
     {
         var types = assembly.GetTypes()
-            .Where(t => t.IsClass && !t.IsAbstract);
+            .Where(t => t is { IsClass: true, IsAbstract: false });
 
         foreach (var type in types)
         {
@@ -71,14 +68,13 @@ public static class ServiceExtension
     private static void RegisterRepositories(IServiceCollection services, Assembly assembly)
     {
         var types = assembly.GetTypes()
-            .Where(t => t.IsClass && !t.IsAbstract);
+            .Where(t => t is { IsClass: true, IsAbstract: false });
 
         foreach (var type in types)
         {
             var interfaces = type.GetInterfaces()
                 .Where(i => i.Name.StartsWith("I") 
-                         && i.Namespace == "Repository"
-                         && !i.IsGenericType); // 排除泛型接口如 IBaseRepository<T>
+                            && i is { Namespace: "Repository", IsGenericType: false }); // 排除泛型接口如 IBaseRepository<T>
 
             foreach (var @interface in interfaces)
             {