a ver si no me olcideo de commitear otra vez

Modelo/RepositorioBase.cs

@@ -0,0 +1,36 @@
+using Entidades;
+using Microsoft.EntityFrameworkCore;
+
+namespace Modelo;
+
+public abstract class RepositorioBase<T> where T : class, new()
+{
+    private AlquilaFacilContext Context { get; set; } = new AlquilaFacilContext();
+
+    public void Add(T t){
+        Context.Add(t);
+    }
+    public void Mod(T t){
+        Context.Update(t);
+    }
+    public void Del(T t){
+        
+        Context.Remove(t);
+    }
+
+    public bool Guardar(){
+        bool ret = false;
+        try
+        {
+            Context.SaveChanges();
+            Context.Dispose();
+            Context = new AlquilaFacilContext();
+            ret = true;
+        } catch (DbUpdateException ex)
+        {
+            Console.Error.WriteLine(ex.Message);
+        }
+        return ret;
+    }
+
+}