Classifies files by category (source, config, data, media, document,
archive, unknown) using extension mapping and the `file` command.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Renders a visual tree with file sizes, configurable depth, and
hidden file filtering.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>