refactor(api): minor api changes

chore: disable jar and build tasks for root module

refactor: a little code cleanup...

chore: update README.md

chore: bump version

refactor: remove PurPurCompassStyle.java

refactor: remove unused CompassStyleTypeSetting constant

chore: add license header

fix: add the missing degree for appendable compass styles

feat: build task depends on shadowJar

chore: remove ugly logo

refactor: remove RustMeCompassStyle.java

feat: spigot 1.16.5-R0.1-SNAPSHOT ready

refactor: rename display classes and move to compass package

fix: adventure api issues (paper 1.21)