fixes waybar, adds quickshell

.config/quickshell/shell.qml

@@ -0,0 +1,14 @@
+// shell.qml - entry point
+// QuickShell scans this directory and auto-imports neighbours (Bar, Theme, Exec, ...).
+// Do NOT create a qmldir file - QuickShell synthesises one automatically.
+import Quickshell
+
+ShellRoot {
+    Variants {
+        model: Quickshell.screens
+        Bar {
+            required property var modelData
+            screen: modelData
+        }
+    }
+}