feat(mango): first-class MangoWM support across DMS, dankinstaller & UI tools

- Bring up Mango to parity with niri/hyprland via a native JSON-IPC w/Native MangoServic., replaces the legacy dwl/`mmsg` path and recent breaking changes
- Dankinstall: mango supported installer, config/binds templates, and packaging (Arch AUR, Fedora Terra auto-enable, Gentoo GURU)
- Window rules: Go provider + CLI + Settings GUI editor
- Keybinds + config reload on edit (mmsg dispatch reload_config)
- Misc new supported options in DMS settings

quickshell/Modules/Dock/Dock.qml

@@ -227,7 +227,7 @@ Variants {
         readonly property bool shouldHideForWindows: {
             if (!SettingsData.dockSmartAutoHide)
                 return false;
-            if (!CompositorService.isNiri && !CompositorService.isHyprland)
+            if (!CompositorService.isNiri && !CompositorService.isHyprland && !CompositorService.isMango)
                 return false;
 
             const screenName = dock.modelData?.name ?? "";
@@ -291,6 +291,12 @@ Variants {
                 return false;
             }
 
+            if (CompositorService.isMango) {
+                MangoService.windows;
+                MangoService.outputs;
+                return CompositorService.mangoDockOverlapForSmartAutoHide(screenName, SettingsData.dockPosition, dockThickness, screenWidth, screenHeight);
+            }
+
             // Hyprland implementation (current workspace + visible special workspaces)
             Hyprland.focusedWorkspace;
             Hyprland.toplevels;