I need to put together another post about my syncthing vs seafile vs nextcloud experiment. But this post is just about nextcloud and the setup/quirks I've run into with it.
Put the file here
I only vaugely recall running these:
docker-compose exec --user www-data app php occ db:add-missing-indices
docker-compose exec --user www-data app php occ db:convert-filecache-bigint