[Maniphest] [Created] T1778: Check if folder exists before adding it to the quick-extract menu

[elvisangelaccio (Elvis Angelaccio)]

elvisangelaccio created this task.
elvisangelaccio moved this task to Backlog on the Ark workboard.

TASK DESCRIPTION
  In particular this should be done in the `Part::updateQuickExtractMenu()` function.
  
  Bug: https://bugs.kde.org/show_bug.cgi?id=298248

TASK DETAIL
  https://phabricator.kde.org/T1778

WORKBOARD
  https://phabricator.kde.org/project/board/46/

EMAIL PREFERENCES
  https://phabricator.kde.org/settings/panel/emailpreferences/

To: tctara, elvisangelaccio
Cc: kde-utils-devel, elvisangelaccio, tctara