Add duty System and Duty Cloth

Server/Extensions/ClientExtension.cs

@@ -42,6 +42,21 @@ namespace reallife_gamemode.Server.Extensions
             }
         }
 
+        public static Character GetCharacter(this User user, DatabaseContext context = null)
+        {
+            if (context == null)
+            {
+                using (context = new DatabaseContext())
+                {
+                    return context.Characters.FirstOrDefault(u => u.UserId == user.Id);
+                }
+            }
+            else
+            {
+                return context.Characters.FirstOrDefault(u => u.UserId == user.Id);
+            }
+        }
+
         /// <summary>
         /// Gibt zurück, ob ein Client eingeloggt ist
         /// </summary>