Add the schedule dashboard to the config dashboard.
Move the schedule cost to the second page.
Allow categories to be selected for the session room.
Fix an issue where blacklist role would be checked with no guild data.
Fix typos in session unloading.
Delay session notification.
More logging.
Fix ScheduleUI issue where clear button was not enabling.
Fix ScheduleUI menus showing soon entries.
Fix ScheduleUI time format being T instead of f.
Fix ScheduleUI cancel menu out of order.
Add special case format for `_format_until` with 0 distance.
Add `TimeSlot` repr.
Add `Sesson` repr.
Fix issue where noshow could potentially deadlock sessions.
Fix issue where `create_booking` could add garbage to cache.
Add `bot.idlock` for snowflake locking.
Remove valid channel check from clock off.
Changed implementation of batchrun.
Add `cog.nowid` for easier introspection.
Add more logging.
