init

Co-authored-by: Copilot <copilot@github.com>

.gitignore

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+# Python
+__pycache__/
+*.py[cod]
+*.pyo
+*.pyd
+.Python
+*.egg
+*.egg-info/
+dist/
+build/
+eggs/
+parts/
+var/
+sdist/
+wheels/
+pip-wheel-metadata/
+
+# Virtual environments
+.venv/
+venv/
+env/
+ENV/
+
+# Environment variables
+.env
+.env.*
+!.env.example
+
+# DuckDB data files
+data/*.db
+data/*.duckdb
+
+# pytest
+.pytest_cache/
+.coverage
+htmlcov/
+
+# IDE
+.vscode/
+.idea/
+
+# OS
+.DS_Store
+Thumbs.db
+
+# instructions
+.github/instructions/