Fix mislabeled trajectories: gpt-4.1/gpt-5/Kimi-K2-Instruct/grok-4 base-model files had inherited a sibling model's runs (mini/nano/0905/fast-thinking-on) due to a substring-glob collision in the converter; regenerated from correct raws.

Add/update dataset card

Public release: 30-model agent trajectories (BFCL 26)

initial commit