diff --git a/ProductionInCehOTP/ProductionInCehOTP.csproj b/ProductionInCehOTP/ProductionInCehOTP.csproj
index accbdf0..5e3387e 100644
--- a/ProductionInCehOTP/ProductionInCehOTP.csproj
+++ b/ProductionInCehOTP/ProductionInCehOTP.csproj
@@ -9,7 +9,13 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.0" />
+    <PackageReference Include="Serilog" Version="4.1.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
     <PackageReference Include="Unity" Version="5.11.10" />
+    <PackageReference Include="Unity.Microsoft.Logging" Version="5.11.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/ProductionInCehOTP/Program.cs b/ProductionInCehOTP/Program.cs
index 680e145..dbcb3e4 100644
--- a/ProductionInCehOTP/Program.cs
+++ b/ProductionInCehOTP/Program.cs
@@ -1,6 +1,10 @@
+using Microsoft.Extensions.Logging;
 using ProductionInCehOTP.Repositories;
 using ProductionInCehOTP.Repositories.Implementations;
+using Serilog;
+using System.Configuration;
 using Unity;
+using Unity.Microsoft.Logging;
 
 namespace ProductionInCehOTP
 {
@@ -20,12 +24,27 @@ namespace ProductionInCehOTP
         private static IUnityContainer CreateContainer()
         {
             var container = new UnityContainer();
+            //container.AddExtension(new LoggingExtension(CreateLoggerFactory()));
             container.RegisterType<IArrivalMaterialsRepository, ArrivalMaterialsRepository>();
             container.RegisterType<IMaterialReposirory, MaterialRepository>();
             container.RegisterType<IProductRepository, ProductRepository>();
             container.RegisterType<IPlanWorkRepository, PlanWorkRepository>();
             container.RegisterType<IWorkerRepository, WorkerRepository>();
+            container.RegisterType<IConnectionString, ConnectionString>();
             return container;
         }
+
+        //private static LoggerFactory CreateLoggerFactory()
+        //{
+        //    var loggerFactory = new LoggerFactory();
+        //    loggerFactory.AddSerilog(new LoggerConfiguration())
+        //        .ReadForm.Configuration(new ConfigurationBuilder())
+        //            .SetBasePath(Directory.GetCurrentDirectory())
+        //            .AddJsonFile("appsettings.json")
+        //            .Build())
+        //        .CreateLogger());
+        //    return loggerFactory;
+
+        //}
     }
 }
\ No newline at end of file
diff --git a/ProductionInCehOTP/Repositories/IConnectionString.cs b/ProductionInCehOTP/Repositories/IConnectionString.cs
new file mode 100644
index 0000000..cf821b3
--- /dev/null
+++ b/ProductionInCehOTP/Repositories/IConnectionString.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProductionInCehOTP.Repositories;
+
+public interface IConnectionString
+{
+    public string ConnectionString { get;}
+}
diff --git a/ProductionInCehOTP/Repositories/Implementations/ArrivalMaterialsRepository.cs b/ProductionInCehOTP/Repositories/Implementations/ArrivalMaterialsRepository.cs
index de1872e..f28d943 100644
--- a/ProductionInCehOTP/Repositories/Implementations/ArrivalMaterialsRepository.cs
+++ b/ProductionInCehOTP/Repositories/Implementations/ArrivalMaterialsRepository.cs
@@ -5,6 +5,11 @@ namespace ProductionInCehOTP.Repositories.Implementations;
 
 public class ArrivalMaterialsRepository : IArrivalMaterialsRepository
 {
+    private readonly IConnectionString _connectionString;
+    public ArrivalMaterialsRepository(IConnectionString connectionString)
+    {
+        _connectionString = connectionString;
+    }
     public void CreateArrivalMaterials(ArrivalMaterials material)
     {
         
diff --git a/ProductionInCehOTP/Repositories/Implementations/ConnectionString.cs b/ProductionInCehOTP/Repositories/Implementations/ConnectionString.cs
new file mode 100644
index 0000000..1c2ce75
--- /dev/null
+++ b/ProductionInCehOTP/Repositories/Implementations/ConnectionString.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProductionInCehOTP.Repositories.Implementations
+{
+    public class ConnectionString : IConnectionString
+    {
+        string IConnectionString.ConnectionString => "";
+    }
+}
diff --git a/ProductionInCehOTP/appsettings.json b/ProductionInCehOTP/appsettings.json
new file mode 100644
index 0000000..1a808ee
--- /dev/null
+++ b/ProductionInCehOTP/appsettings.json
@@ -0,0 +1,16 @@
+{
+  "Serilog": {
+    "Using": [ "Serilog.Sinks.File" ],
+    "MinimumLevel": "Debug",
+    "WriteTo": [
+      {
+        "Name": "File",
+        "Args": {
+          "path": "Logs/factory_log.txt",
+          "rollingInterval": "Day"
+        }
+      }
+    ]
+  }
+
+}
\ No newline at end of file