    __                 __
   |  |_.----.-----.--|  .---.-.   Textual coda
   |   _|  __|  _  |  _  |  _  |
   |____|____|_____|_____|___._|

Widgets, dialogs and helpers for Textual apps.

Pass AboutDialog(path=...) — or AboutMenuItem(path=...) —
to show your own about-text instead of this placeholder.
