feat: initial nyx-probing framework structure

- Basic package structure (core, probes, analysis, storage, cli)
- probe_test.py - minimal probe that works on THE SPINE
- First successful probe: 2025-12-06
- Apache 2.0 license
- Qwen2.5-7B-Base on RTX 3090 (14.2GB VRAM)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,32 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+venv/
+ENV/
+.venv/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Jupyter
+.ipynb_checkpoints/
+
+# Results (large files)
+results/*.json
+results/*.csv
+*.pt
+*.bin
+
+# Environment
+.env
+.env.local
+
+# OS
+.DS_Store
+Thumbs.db