Happy Creeper

## Release Notes Happy Creeper 1.0.0 is the first stable release build for Fabric on Minecraft 1.21.3. This release is not a beta build. ## Changelog - Tamed creeper ability system - Lava, Fish, Extreme Blast, and Slime biscuits grant permanent creeper abilities - Active abilities are displayed in the companion UI - Creeper companion UI supports armor, fuel, health, effects, and follow/stay control - Tamed creepers support color variants and rainbow mode - Rainbow mode blends between colors and uses stable per-creeper timing - Creeper armor and UI rendering fixes are included on supported branches - Existing companion data for owner, state, color, fuel, stay mode, and abilities persists across sessions ## Compatibility Notes Existing worlds from previous beta builds should continue to work. Ability, color, fuel, owner, and stay state data are stored per creeper.