[FEAT] Auto backup

[SAHimu369]

Description

I am custom rom user. Today i flash new rom. I thought like my old finance app its auto backup on google drive or local infernal storage, but it didn't. So i lost everything. Can you please add any kind auto backup feture. Its going to help a lot.

Additional Context

No response

[sadespresso]

We already have automated backups, but backing up to external storage is currently only available on iOS (pushes the backups into iCloud).

Let me know what type of cloud storage would be nice.