Add global command bypass with Cthulhu+Z

internal/platform/xorg/commands.go

@@ -15,6 +15,8 @@ type CommandListener struct {
 	ocrPending          atomic.Bool
 	browse              atomic.Bool
 	browseApplied       atomic.Bool
+	bypass              atomic.Bool
+	bypassApplied       atomic.Bool
 	nativeButtonFocus   atomic.Bool
 	nativeButtonApplied atomic.Bool
 	grabActive          atomic.Bool
@@ -82,6 +84,11 @@ func NewCommands(modifiers []string, layout input.KeyboardLayout) *CommandListen
 // complete chords, preserving every key release during a mode transition.
 func (listener *CommandListener) SetBrowseNavigation(enabled bool) { listener.browse.Store(enabled) }
 
+// SetCommandBypass retains only the bypass shortcut after held keys release.
+func (listener *CommandListener) SetCommandBypass(enabled bool) { listener.bypass.Store(enabled) }
+
+func (listener *CommandListener) CommandBypassEnabled() bool { return listener.bypassApplied.Load() }
+
 // SetNativeButtonFocus leaves Return to a standard button with real DOM focus.
 // Virtual browse targets elsewhere still use Cthulhu's document activation.
 func (listener *CommandListener) SetNativeButtonFocus(focused bool) {
@@ -94,7 +101,7 @@ func (listener *CommandListener) SetCommandGrabs(enabled bool) {
 
 // BrowseNavigationEnabled reports whether requested browse grabs have reached X11.
 func (listener *CommandListener) BrowseNavigationEnabled() bool {
-	return !listener.ocrApplied.Load() && !listener.secure.Load() && listener.browse.Load() && listener.browseApplied.Load() && listener.commandsApplied.Load()
+	return !listener.bypass.Load() && !listener.ocrApplied.Load() && !listener.secure.Load() && listener.browse.Load() && listener.browseApplied.Load() && listener.commandsApplied.Load()
 }
 
 func (listener *CommandListener) CommandGrabsEnabled() bool {