添加管理员控制器，api控制器功能

Apimanager_backend/Dtos/Base/ResponseBase.cs

@@ -0,0 +1,26 @@
+namespace Apimanager_backend.Dtos
+{
+    /// <summary>
+    /// 响应基类，构造最后的返回结果
+    /// </summary>
+    /// <typeparam name="T">返回的具体数据类型</typeparam>
+    public class ResponseBase<T>
+    {
+        public int Code { get; set; }
+        public string Message { get; set; }
+        public T? Data { get; set; }
+        public ResponseBase(int code,string message,T data)
+        {
+            this.Code = code;
+            this.Message = message;
+            this.Data = data;
+        }
+        public ResponseBase(T data)
+        {
+            this.Code = 1000;
+            this.Message = "Success";
+            this.Data = data;
+        }
+        public ResponseBase() { }
+    }
+}