As you know, update Thunkable X occurs in the background and at the same time can make a break. To check the integrity of the application required system tests, but Thunkable X there are no mechanisms to create the necessary tests, with which you can fully test the functionality of the new assembly.
Each tool for mobile application development has its own characteristics, purpose and scope. You have been working with Thunkable X and I think that you understand the characteristics, purpose and scope Thunkable X.