Initialize SmoThreadingModelDesc from marionette before body startup, load
comparator libs before stimbuff via -c/--comparator-lib, and drop the hardcoded
libcomparatorCore.so load path.
Co-authored-by: Cursor <cursoragent@cursor.com>
Register comparator types via a dedicated manager and expose lookup/create
hooks through SmoCallbacks so stimbuff libs can resolve comparators at load time.
Co-authored-by: Cursor <cursoragent@cursor.com>