fix wrong duos

fix missing sheath tags

removed unnecessary pixels from extreme aspect ratio images

correct anus focus tags

data(felkin): tag anus, sheath, and dick closeup crops

updated manifest

chore(dataset): refine Felkin anatomy annotations with visual JTP audit

correct Felkin torso perspectives

fix(felkin): correct manifest views, crop focus, and visible anatomy

feat(felkin): expand reviewed head and genital crop subsets

initial commit