Use file scoped namepace

GerstITS.Examples.Logic/Example/Contracts/Example.cs

@@ -1,13 +1,12 @@
-namespace GerstITS.Examples.Logic.Example
-{
-    public class Example
-    {
-        #region Properties
+namespace GerstITS.Examples.Logic.Example;
 
-        public string FirstName { get; set; }
-        public string LastName { get; set; }
-        public string Description { get; set; } 
+public class Example
+{
+    #region Properties
+
+    public string FirstName { get; set; }
+    public string LastName { get; set; }
+    public string Description { get; set; } 
         
-        #endregion
-    }
+    #endregion
 }

GerstITS.Examples.Logic/Example/Contracts/IExampleProvider.cs

@@ -1,8 +1,7 @@
-namespace GerstITS.Examples.Logic.Example
+namespace GerstITS.Examples.Logic.Example;
+
+public interface IExampleProvider
 {
-    public interface IExampleProvider
-    {
-        Example GetById(int id);
-        Example GetById_v1_1(int id);
-    }
-}
+    Example GetById(int id);
+    Example GetById_v1_1(int id);
+}