# User Guide

## Getting Started

Run the application with:

```bash
cargo run -- /path/to/markdown/files
```

## Keyboard Shortcuts

### Tree Panel
- `j`/`k` or Arrow keys: Navigate
- `Enter`/`l`: Open file or expand directory
- `h`: Collapse directory
- `g`/`G`: Jump to first/last item

### Viewer Panel
- `j`/`k`: Scroll line by line
- `d`/`u`: Half-page scroll
- `g`/`G`: Jump to top/bottom

### Global
- `Tab`: Switch between panels
- `/`: Open search
- `q`: Quit
