Update README.md

Update README.md

Update README.md

Update README.md

docs: README を前の版に戻し ppl 50.0 / step 60k のみ反映

docs: checkpoint差替に伴う品質記述更新

model: 採用checkpointをstep040000へ差替 (yes短答を解消)

Update README.md

Update README.md

docs: sb3はrepoに含まれない旨を明記

chore: remove sb3 from repo

Remove accidental __pycache__

Add SSMoELM-it-5L: layer-shared 5L variant under Scratch 10MiB limit

initial commit