How to run a function before a user session is terminated?

[nascin]

Question

I have some resources that need to be terminated before the user session is terminated, how would I do this in flet?

Code sample

No response

Error message

No response

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• I have searched for answers to my question both in the issues and in previous discussions.

[ndonkoHenri]

https://flet.dev/docs/controls/page#events