shell: dock reorder, fullscreen detection fix, idle-power, sessiond, misc shell work

- Dock drag-to-reorder for pinned apps (insertion gap, quick-slide vs dwell)
- Fullscreen detection: scan all windows via HyprlandData.windowList
- IdleCoordinator, GlobalStates, Session.qml updates
- Deploy script, qmldir, settings, wallpaper, visualizer fixes
- sessiond server, memory module updates

Co-Authored-By: Claude <noreply@anthropic.com>

surfaces/quickshell/panelFamilies/SouveraineFamily.qml

@@ -46,7 +46,16 @@ Scope {
     PanelLoader { extraCondition: Config.options.dock.enable; component: Dock {} }
     PanelLoader { component: Lock {} }
     PanelLoader { component: MediaControls {} }
-    PanelLoader { component: NotificationPopup {} }
+    // Desktop notifications belong in the right-hand notification panel.
+    // Keeping a transient popup surface loaded on desktop let some shell
+    // restarts expose it to Hyprland as a normal app window, which was both
+    // focus-stealing and extremely noisy for high-volume users. Phone mode
+    // retains the compact popup/lockscreen path; desktop still owns the
+    // notification server and history through SidebarRight.
+    PanelLoader {
+        extraCondition: Config.options.souveraine.phone
+        component: NotificationPopup {}
+    }
     PanelLoader { component: OnScreenDisplay {} }
     PanelLoader { component: OnScreenKeyboard {} }
     PanelLoader { component: Overlay {} }