Fixed some Server bugs where the Employee is not send as full object

Server/Commands/CommandLibrary.cs

@@ -72,9 +72,7 @@ public class CommandLibrary
 
             if (socket.LoggedInClients.TryGetValue(client, out var username))
             {
-                Employee returnEmployee = new Employee(username);
-                string jsonEmployee = JsonSerializer.Serialize(returnEmployee);
-                return jsonEmployee;
+                return GenerateTestEmployee().ToJson();
             }
 
             throw new CommandException("User not logged in.");
@@ -89,5 +87,18 @@ public class CommandLibrary
         $"not implemented yet, args: {string.Join(", ", args)}";
     
     #endregion
-    
+
+    #region DEV-TEST
+
+    private static Employee GenerateTestEmployee()
+    {
+        return new Employee(
+            code: "TEST",
+            surname: "Musermann",
+            forename: "Max",
+            email: "max.mustermann@company.de"
+            );
+    }
+
+    #endregion
 }