Initial commit: LLM workshop materials

Five modules covering nanoGPT, Ollama, RAG, semantic search, and neural networks.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,36 @@
+# Python
+__pycache__/
+*.pyc
+.venv/
+llm/
+
+# Model files and vector stores (too large for git)
+*.pt
+*.bin
+*.pkl
+models/
+storage/
+store/
+
+# Keynote and slides source
+*.key
+
+# LaTeX build artifacts
+*.aux
+*.log
+*.out
+*.synctex.gz
+
+# macOS
+.DS_Store
+
+# Editor
+*.swp
+*~
+*.bak
+
+# Legacy directories (not part of the workshop)
+handouts/
+class_demo/
+slides/
+cheg667-013 llm 2026.key/