docs: link the published agent-traces dataset in README

README.md

@@ -83,7 +83,8 @@ See [COMPLIANCE.md](COMPLIANCE.md) for the full parameter budget and badge detai
 
 - **Demo video:** *coming before the deadline — link will land here.*
 - **Social post:** *coming before the deadline — link will land here.*
-- **Agent traces dataset:** *link lands here once published.*
+- **Agent traces dataset:** [build-small-hackathon/case0-traces](https://huggingface.co/datasets/build-small-hackathon/case0-traces)
+  — the exact prompts + completions of a full case generation, and a live 4-turn interrogation.
 
 ## ▶️ Run it locally