Even though I had run the export, `bun setup` was erroring with:
```
$ ./scripts/setup.sh
setup error: LLVM 16 is required. Detected CXX as '/usr/bin/clang++'
error: script "setup" exited with code 1 (SIGHUP)
```
Running `export PATH="$(brew --prefix llvm@16)/bin:$PATH"` fixed the error