Disable Bubbles list filter to prevent stuck filter state

The / filter in the list component captured keystrokes after returning
from tmux, showing random text like 'cc' and blocking cursor navigation.
Filtering is not needed for the 3-level context/team/namespace flow.

cmd/kctl-tui/full.go

@@ -50,6 +50,7 @@ func newFullModel() *fullModel {
 	l := list.New(nil, list.NewDefaultDelegate(), 0, 0)
 	l.Title = "kctl-tui"
 	l.SetShowStatusBar(false)
+	l.SetFilteringEnabled(false)
 	return &fullModel{list: l}
 }
 

cmd/kctl-tui/panel.go

@@ -84,6 +84,7 @@ func newPanelModel(context, ns, team string) *panelModel {
 
 	l := list.New(nil, list.NewDefaultDelegate(), 0, 0)
 	l.SetShowStatusBar(false)
+	l.SetFilteringEnabled(false)
 
 	m := &panelModel{context: context, ns: ns, team: team, cfg: cfg, step: stepEnvMenu, list: l, input: ti}
 	if loadErr != nil {