Finetuned checkpoint generated by `opf train`.

Run local inference:
  opf --checkpoint /kaggle/working/checkpoint_step1_italian_docs_v2 --device cuda "Alice was born on 1990-01-02."

Run eval:
  opf eval /path/to/eval.jsonl --checkpoint /kaggle/working/checkpoint_step1_italian_docs_v2 --device cuda