chore: version bump and update deps

chore: bump to 2.8.0

chore: bump version to 2.7.0

chore: bump version to 2.6.0

fix: ubuntu missing llvm (#43)

* fix: ubuntu missing llvm

* ci: remove some failing tests that are out of my control

* ci: clean up

feat: support LLVM 18

chore: bump version

chore: bump to 2.4.0

chore: bump version

feat: support later llvm versions on ubuntu