add crud

HanyadikHetVan/Interface/IRepository.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace HanyadikHetVan.Interface
+{
+    public interface IRepository<T>
+    {
+        public Task<T> Create(T _object);
+
+        public void Update(T _object);
+
+        public IEnumerable<T> GetAll();
+
+        public T GetById(int Id);
+
+        public void Delete(T _object);
+
+    }
+}