From the first FAQ, It’s the same exact builds just distributed through a Fdroid repo.

That’s what I do, and no Play services on my device. Then you just need this if you want to be able to click on the photo preview and see your recent shots without having Google Photos installed: https://apt.izzysoft.de/fdroid/index/apk/com.google.android.apps.photos

I’m excited because of the trickle down effect for all Chromium browsers 🙌

I enabled the flags in Brave and its works like a dream. Brave finally uses my custom animated mouse sprite instead of a default black one.