diff --git a/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IAsyncRepository.cs b/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IAsyncRepository.cs
index 0dc3232..2582155 100644
--- a/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IAsyncRepository.cs
+++ b/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IAsyncRepository.cs
@@ -21,5 +21,9 @@ namespace CleanArchitecture.Application.Contracts.Persistence
         Task<T> UpdateAsync(T entity);
         Task DeleteAsync(T entity);
 
+        void AddEntity(T entity);
+        void UpdateEntity(T entity);
+        void DeleteEntity(T entity);
+
     }
 }
diff --git a/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IUnitOfWork.cs b/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IUnitOfWork.cs
new file mode 100644
index 0000000..6cc9154
--- /dev/null
+++ b/CleanArchitecture/CleanArchitecture.Application/Contracts/Persistence/IUnitOfWork.cs
@@ -0,0 +1,11 @@
+using CleanArchitecture.Domain.Common;
+
+namespace CleanArchitecture.Application.Contracts.Persistence
+{
+    public interface IUnitOfWork: IDisposable
+    {
+        IAsyncRepository<T> Repository<T>() where T : BaseDomainModel;
+
+        Task<int> Complete();
+    }
+}
diff --git a/CleanArchitecture/CleanArchitecture.Data/Persistence/UnitOfWork.cs b/CleanArchitecture/CleanArchitecture.Data/Persistence/UnitOfWork.cs
new file mode 100644
index 0000000..75a0524
--- /dev/null
+++ b/CleanArchitecture/CleanArchitecture.Data/Persistence/UnitOfWork.cs
@@ -0,0 +1,47 @@
+using CleanArchitecture.Application.Contracts.Persistence;
+using CleanArchitecture.Domain.Common;
+using System.Collections;
+
+namespace CleanArchitecture.Infrastructure.Persistence
+{
+    public class UnitOfWork : IUnitOfWork
+    {
+        private Hashtable repositories;
+        private readonly StreamerDbContext context;
+        
+        public UnitOfWork(StreamerDbContext _context)
+        {
+            context = _context;
+        }
+
+
+
+        public async Task<int> Complete()
+        {
+            return await context.SaveChangesAsync();
+        }
+
+        public void Dispose()
+        {
+            context.Dispose();
+        }
+
+        public IAsyncRepository<T> Repository<T>() where T : BaseDomainModel
+        {
+            if(repositories == null)
+            {
+                repositories = new Hashtable();
+            }
+            var type = typeof(T).Name;
+            if(!repositories.ContainsKey(type))
+            {
+                var repositoryType = typeof(IAsyncRepository<>);
+                var repositoryInstance = Activator.CreateInstance(repositoryType.MakeGenericType(typeof(T)), context);
+                repositories.Add(type, repositoryInstance);
+            }
+
+            return (IAsyncRepository<T>)repositories[type];
+
+        }
+    }
+}
diff --git a/CleanArchitecture/CleanArchitecture.Data/Repositories/RepositoryBase.cs b/CleanArchitecture/CleanArchitecture.Data/Repositories/RepositoryBase.cs
index b0eefe1..a3a4995 100644
--- a/CleanArchitecture/CleanArchitecture.Data/Repositories/RepositoryBase.cs
+++ b/CleanArchitecture/CleanArchitecture.Data/Repositories/RepositoryBase.cs
@@ -62,13 +62,14 @@ namespace CleanArchitecture.Infrastructure.Repositories
 
         public async Task<T> AddAsync(T entity)
         {
-            context.Set<T>().Add(entity);   
+            context.Set<T>().Add(entity);
             await context.SaveChangesAsync();
             return entity;
         }
 
         public async Task<T> UpdateAsync(T entity)
         {
+            context.Set<T>().Attach(entity);
             context.Entry(entity).State = EntityState.Modified;
             await context.SaveChangesAsync();
             return entity;
@@ -80,5 +81,20 @@ namespace CleanArchitecture.Infrastructure.Repositories
             await context.SaveChangesAsync();
         }
 
+        public void AddEntity(T entity)
+        {
+            context.Set<T>().Add(entity);
+        }
+
+        public void UpdateEntity(T entity)
+        {
+            context.Set<T>().Attach(entity);
+            context.Entry(entity).State = EntityState.Modified;
+        }
+
+        public void DeleteEntity(T entity)
+        {
+            context.Set<T>().Remove(entity);
+        }
     }
 }
diff --git a/CleanArchitecture/EliminarBinObj.ps1 b/CleanArchitecture/EliminarBinObj.ps1
new file mode 100644
index 0000000..0fc2f4d
--- /dev/null
+++ b/CleanArchitecture/EliminarBinObj.ps1
@@ -0,0 +1,27 @@
+# Este script de PowerShell busca y elimina los directorios 'bin' y 'obj' recursivamente desde la ubicación actual.
+
+# Cambia el directorio de trabajo al directorio donde se ejecuta el script
+Set-Location -Path $PSScriptRoot
+
+# Función para buscar y eliminar directorios
+function Remove-SpecifiedDirectories {
+    param (
+        [string]$startingDirectory,
+        [string[]]$directoryNamesToRemove
+    )
+
+    # Buscar todos los directorios que coincidan con los nombres especificados
+    $directories = Get-ChildItem -Path $startingDirectory -Recurse -Directory | Where-Object { $_.Name -in $directoryNamesToRemove }
+    foreach ($dir in $directories) {
+        # Eliminar el directorio y todos sus contenidos
+        Remove-Item -Path $dir.FullName -Recurse -Force -ErrorAction SilentlyContinue
+        if (!$?) {
+            Write-Warning "No se pudo eliminar: $($dir.FullName)"
+        } else {
+            Write-Output "Eliminado: $($dir.FullName)"
+        }
+    }
+}
+
+# Llama a la función con el directorio actual y los nombres de los directorios a eliminar
+Remove-SpecifiedDirectories -startingDirectory (Get-Location) -directoryNamesToRemove @('bin', 'obj')