Add autosave function to Okular

[Albert Astals Cid]

El dimecres, 10 de juliol del 2024, a les 9:48:16 (CEST), Wen Chang va 
escriure:
> Dear KDE maintainers,
> 
> I have used the Okular for a while.
> I wonder whether it would be good to have
> the autosave option similar to the function in vscode.
> This way, the annotation will not disappear if the users
> forgot to save their update.

How can the user forget to save their update?

We show them a dialog when closing the application.

Best Regards,
  Albert

> I am willing to responsible for this update.
> Feel free to let me know.
> This is my first time working with KDE.
> Please let me know the contribution policy, thank you.
> 
> Best,
> Wen