Add clap‑based CLI with subcommands (gpu, battery, power, status), verbose flag, and detailed options such as rtd3, use_nvidia_current, etc.
- New Features
- New CLI entry point with complete subcommand hierarchy
- Verbose logging support
- Granular command options for GPU, Battery, Power, Status
- Enhancements
- Replace placeholder hello world with proper logging initialization
- Modularize command implementations into dedicated modules
Add main entry point and scaffold CLI module to start building the tool.
- New Features:
- Added `src/main.rs` with a hello‑world entry point.
- Added `src/cli.rs` as placeholder for future CLI command definitions.
- Enhancements:
- None
- Bug Fixes:
- None