milestone: 22 KF6 enabled, blake3 placeholders removed, text-login fixed

- kf6-knewstuff/kwallet: removed all-zero blake3 placeholders
- CONSOLE-TO-KDE-DESKTOP-PLAN.md: 20→22 KF6 enabled count
- BOOT-PROCESS-IMPROVEMENT-PLAN.md: text-login→graphical greeter path
- D-Bus session/kwin compositor/sessiond enhancements from Wave tasks
- Only kirigami remains suppressed (QML-dependent, environmental gate)

Zero warnings. 24 commits total.

local/recipes/kde/kf6-kwallet/source/.kde-ci.yml

@@ -0,0 +1,20 @@
+Dependencies:
+- 'on': ['Linux', 'FreeBSD', 'Windows', 'macOS']
+  'require':
+    'frameworks/extra-cmake-modules': '@same'
+    'frameworks/kcolorscheme' : '@same'
+    'frameworks/kconfig' : '@same'
+    'frameworks/kcoreaddons' : '@same'
+    'frameworks/kdbusaddons' : '@same'
+    'frameworks/kiconthemes' : '@same'
+    'frameworks/ki18n' : '@same'
+    'frameworks/knotifications' : '@same'
+    'frameworks/kwindowsystem' : '@same'
+    'frameworks/kwidgetsaddons' : '@same'
+    'frameworks/kcrash' : '@same'
+    'libraries/qca': '@latest'
+    'third-party/gpgme' : '@same'
+
+Options:
+  test-before-installing: True
+  require-passing-tests-on: [ 'Linux', 'FreeBSD' ]