I’d love to use this setup, however, the Obsidian Android app requires a kind of file access that is concerning:

Obsdian uses a shared location “/Documents” so that other apps can access the files (e.g. third party sync services) or add stuff.

https://forum.obsidian.md/t/fr-make-obsidian-work-on-android-without-asking-for-storage-permissions/19360

It’s a no-go for me. :/