I am also running proton drive without Google services on nostr:nprofile1qqs9g69ua6m5ec6ukstnmnyewj7a4j0gjjn5hu75f7w23d64gczunmgpzemhxue69uhhyetvv9ujuerfw36x7tnsw43z786xdyf
Discussion
Graphene has a microg workaround for the firebase messaging (FCM). The App is generally still dependent on them.