README: update layer documentation

README.md

@@ -2,17 +2,17 @@ meta-kde
 ========
 
 This layer contains recipes for workspace and application products of the KDE
-community. For KDE Frameworks recipes see meta-kf5.
+community. For KDE Frameworks recipes see meta-kf6.
 
 Dependencies
 ============
 
 This layer depends on:
 
-  URI: https://invent.kde.org/packaging/yocto-meta-kf5
+  URI: https://invent.kde.org/packaging/yocto-meta-kf6
   branch: master
 
-  URI: https://code.qt.io/cgit/yocto/meta-qt5.git
+  URI: https://code.qt.io/cgit/yocto/meta-qt6.git
   tag: v5.11.1
 
   URI: https://git.yoctoproject.org/cgit/cgit.cgi/meta-java
@@ -26,6 +26,13 @@ This layer depends on:
   layers: meta-yocto-bsp, meta-poky, meta
   branch: master
 
+Configuration
+=============
+
+The layer makes use of the following DISTRO_FEATURE values:
+
+- `desktop-portal` : KDE custom feature that enables/disables integration with desktop portal technologies (including: screen-sharing, package install via Flatpack); note that the support is very experimental and it is only known to even´ build without problems for versions > nanbield
+
 Patches
 =======