Kills = Size — Minecraft Java 26.1

Features:
- Starts at 0.10x size.
- Every player kill adds 0.10x.
- Maximum 16.00x at 160 kills.
- Actionbar shows kill count, size, and a 20-segment progress bar.
- Fall-damage multiplier tracks your size.
- Automatic: no player commands required after installation.
- Intended to work in Survival and Creative for the kill/size system.

Install:
1. Put this ZIP in the world's datapacks folder.
2. Do not unzip it.
3. Enter/reload the world.
