add aesbody for get aes cryptbody

Attributes/AesBodyAttribute.cs

@@ -0,0 +1,18 @@
+using System;
+using Microsoft.AspNetCore.Mvc;
+using SimApi.ModelBinders;
+
+namespace SimApi.Attributes;
+
+[AttributeUsage(AttributeTargets.Parameter)]
+public class AesBodyAttribute : ModelBinderAttribute
+{
+    public Type KeyProvider { get; set; } = typeof(AesBodyProviderBase);
+
+    public AesBodyAttribute()
+    {
+        // 指定使用自定义的模型绑定器
+        BinderType = typeof(AesBodyModelBinder);
+        Name = KeyProvider.FullName;
+    }
+}