Kimetsu Configs

The first release, experimental version idek if it works properly SUPPOSED to add:

- Demon-kill tier scaling – adjust how many demon kills unlock each blade tier
- Corps rank scaling – adjust how many kill-points are needed for each rank
- Slayer Mark damage scaling – adjust the cumulative damage needed to earn the mark
- Crimson blade kill scaling - adjust the cumulative kills needed for Crimson blade skill
- Full heal on Mark activation – optional instant heal when the mark turns on
- Chip damage on Mark fade – optional small or large, non-lethal damage when the mark wears off
- Emergency low-HP auto-activation – mark can auto-trigger once near death (before it's earned normally)
- Mark cooldown – stops the mark from being reactivated immediately after it fades
- Demon/Slayer hybrid restriction – can't be both a demon and a Demon Slayer at once (toggleable per player)
- Debug logging – optional console logs of scaled progress and a list of "behind the scenes" to investigate problems in the mod