Clean up unused hackathon markdown files and update setup script link

README: Update final model repository link

README: Final results update — 93% risk compliance, 88% governance, semantic reasoning v2.0

README: Fix ASCII diagram alignment with standard characters

README: Highlight v2.0 Semantic Reasoning (Judge Step 1 Complete)

Add compulsory Google Colab link to README

Update submission blog link to compulsory HF URL

Update README deliverables with High-Performance training link

Rename WRITEUP.md to blog.md and fix README link

Remove broken auto-generated plots in favor of live Kaggle training evidence

Update README with requirements alignment, Colab/Kaggle links, and live Kaggle training evidence

Hackathon Final Submission: PettingZoo multi-agent arch, GRPO training, docs

initial commit