v4.2.2

Bug Fixes

• Fix some handling of nested meta-apps (meta-apps of meta-apps like @app.meta.meta)
  • Recursively search meta-apps for commands for help-page. by @BrianPugh in #684
  • Fix nested-meta-app command resolution. by @BrianPugh in #683
• Fix App.result_action type hint. by @BrianPugh in #681

Docs

• Avoid walruses in docs by @thejcannon in #682

Full Changelog: v4.2.1...v4.2.2