build: 🚧 nothing

dependency/proto/Message2Clients.proto

@@ -122,8 +122,7 @@ message MessageOfDoor
     int32 x = 1;
     int32 y = 2;
     bool is_open = 3;
-    int32 number = 4;
-    int32 progress = 5;
+    int32 progress = 4;
 }
 
 message MessageOfChest

logic/Gaming/PropManager.cs

@@ -121,7 +121,7 @@ namespace Gaming
                     case 3:
                         return new Spear(Pos, gameMap.GetPlaceType(Pos));
                     default:
-                        return null;
+                        return new NullProp();
                 }
             }