It's me again with some more schedule reminders

* 2022-07-19 (TODAY!) — F37 Self-Contained Change proposals due * 2022-07-20 (TOMORROW) — Mass rebuild begins * 2022-07-26 — Software string freeze * 2022-08-09 — F37 branches from Rawhide, Change complete (testable) deadline

More schedule details are available at https://fedorapeople.org/groups/schedule/f-37/f-37-key-tasks.html