Preview Documentation Structure

Generate a visual overview of the documentation hierarchy.

Instructions

1. Scan the documentation directories:

   • If path specified, scan that directory
   • Otherwise scan docs/ and example/

2. For each markdown file, extract:

   • Title (from frontmatter)
   • Category (from frontmatter)
   • Order (from frontmatter)
   • Tags (from frontmatter)

3. Generate a hierarchical tree view: