Initial project setup with documentation

- Add project requirements document (01_requirements.md)
- Add technical specification (02_technical_specification.md)
- Add architecture decisions (03_architecture_decisions.md)
- Add README with project overview
- Add .gitignore for Python projects

.gitignore

@@ -0,0 +1,58 @@
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Virtual environments
+.venv/
+venv/
+ENV/
+env/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# Testing
+.pytest_cache/
+.coverage
+htmlcov/
+.tox/
+.nox/
+
+# Type checking
+.mypy_cache/
+
+# Data (local development)
+data/
+*.db
+*.parquet
+
+# Logs
+*.log
+logs/
+
+# OS
+.DS_Store
+Thumbs.db