Document spec choices/pattern/default_value fields; regenerate class reference
Document SetPattern validator and clarify which capabilities are not spec fields (choices, default, BindTo)
Update Classes reference and About for validators, ParserSpec, by-name getters and modules; remove custom sidebar to restore native page nav
Regenerate class reference (Documentation.zip) from current header with validators, ParserSpec and module docs
Add sidebar navigation and refresh Home with current features and page links
Rewrite Examples with intro, TOC, collapsible C++20 variants and new feature sections; add C++20 features page
documentation update for binding feature
Regenerate docs after removing stray @return on ArgumentParser constructor
Regenerate Doxygen documentation from current header (2022 -> current)
Fill in Classes-description with full public API reference
Fix grammar and typos across wiki prose (Home, About, Tutorial, Examples)
Add C++20 keyword-style brother to each example; document the three styles in the Tutorial
Add C++20 keyword-arguments (designated initializers) example
Add C++20 ranges example
Fix typos in identifiers: kFromOneToInfiniteArgCount, SetIgnoreUnknownArgs, SetAnyNumberOfArgumentsButAtLeastOne; update error-string output
Add bool and SetUsage examples; note positional-before-named ordering
Add examples: flags/defaults, mixed args, error handling, converter, variable count, custom namespace
Simple calc example added
positional example added
added example for 1 argument count
Updated Examples (markdown)
Updated Home (markdown)
Updated Tutorial (markdown)
Created Classes description (markdown)