fix: don't double 384 in names

feat: allow running without model checkpoint for pretrained stuff

Merge branch 'merge-med-shifts' into 'main'

MedShifts

See merge request hi-dkfz/iml/failure-detection-benchmark!16

docs: add badges

test: add debug output to test

feat: only compute means if we need them

fix: confid monitor not used and expected old outputs format

test: add breeds test for in_class_study

before cleanup