Initial release v1.0.0

Add GPIO-based volume button driver for Lenovo IdeaPad Flex 5i Chromebook Gen 8

  Features:
  - Volume button detection via GPIO polling
  - Key repeat with configurable timings
  - Systemd service integration
  - Professional documentation

.gitignore

@@ -0,0 +1,45 @@
+# 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 Environment
+venv/
+ENV/
+env/
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+.DS_Store
+
+# Logs
+*.log
+
+# Testing
+.pytest_cache/
+.coverage
+htmlcov/
+
+# System
+.cache/