F1-F5 leave full-screen views; dialogs still block them

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

internal/ui/releases.go

@@ -83,7 +83,7 @@ func (a *App) openReleases(title string, fetch func(context.Context) ([]arr.Rele
 	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Minute)
 	v.cancel = cancel
 	v.render() // shows the "searching" placeholder
-	a.openFull(v.root, "Enter/g grab · s sort · f hide rejected · Esc back")
+	a.openFull(v.root, "Enter/g grab · s sort · f hide rejected · Esc back", v.cancel)
 
 	go func() {
 		releases, err := fetch(ctx)
@@ -102,8 +102,7 @@ func (a *App) openReleases(title string, fetch func(context.Context) ([]arr.Rele
 }
 
 func (v *releasesView) close() {
-	v.cancel()
-	v.app.closeModal()
+	v.app.closeModal() // cancels the running search via the overlay's cleanup
 }
 
 func (v *releasesView) setReleases(releases []arr.Release) {