Snapshot phone entry list during redraw

main.go

@@ -650,6 +650,13 @@ func (u *ui) filter() {
 	}
 }
 
+func (u *ui) visibleEntrySnapshot() ([]entry, []widget.Clickable) {
+	visible := append([]entry(nil), u.visible...)
+	clicks := make([]widget.Clickable, len(visible))
+	copy(clicks, u.entryClicks)
+	return visible, clicks
+}
+
 func defaultStatePaths(stateDir string) statePaths {
 	baseDir := strings.TrimSpace(stateDir)
 	if baseDir == "" {
@@ -4145,7 +4152,8 @@ func (u *ui) listPanel(gtx layout.Context) layout.Dimensions {
 	u.ensureNavClickables()
 	if u.mode == "phone" {
 		return panel(gtx, func(gtx layout.Context) layout.Dimensions {
-			rows := make([]layout.Widget, 0, 16+len(u.visible))
+			visibleEntries, entryClicks := u.visibleEntrySnapshot()
+			rows := make([]layout.Widget, 0, 16+len(visibleEntries))
 			rows = append(rows, func(gtx layout.Context) layout.Dimensions {
 				gtx.Constraints.Min.X = gtx.Constraints.Max.X
 				return u.outlinedFieldState(gtx, u.isFocused(focusSearch), func(gtx layout.Context) layout.Dimensions {
@@ -4209,15 +4217,15 @@ func (u *ui) listPanel(gtx layout.Context) layout.Dimensions {
 				rows = append(rows, u.apiTokenListPanel)
 			case u.state.Section == appstate.SectionAPIAudit:
 				rows = append(rows, u.apiAuditListPanel)
-			case len(u.visible) == 0:
+			case len(visibleEntries) == 0:
 				rows = append(rows, func(gtx layout.Context) layout.Dimensions {
 					return emptyStatePanel(gtx, u.theme, u.listEmptyState())
 				})
 			default:
-				for i := range u.visible {
+				for i := range visibleEntries {
 					idx := i
 					rows = append(rows, func(gtx layout.Context) layout.Dimensions {
-						return u.entryRow(gtx, &u.entryClicks[idx], idx, u.visible[idx])
+						return u.entryRow(gtx, &entryClicks[idx], idx, visibleEntries[idx])
 					})
 				}
 			}

main_test.go

@@ -821,6 +821,31 @@ func TestUIPhoneListPanelWithExpandedGroupControlsAndEntriesDoesNotPanic(t *test
 	_ = u.listPanel(gtx)
 }
 
+func TestUIVisibleEntrySnapshotIsStableAfterVisibleMutation(t *testing.T) {
+	t.Parallel()
+
+	u := newUIWithModel("phone", vault.Model{
+		Entries: []vault.Entry{
+			{ID: "1", Title: "Alpha", Path: []string{"Joe", "Internet"}},
+			{ID: "2", Title: "Beta", Path: []string{"Joe", "Internet"}},
+		},
+	})
+	u.state.NavigateToPath([]string{"Joe", "Internet"})
+	u.filter()
+
+	visible, clicks := u.visibleEntrySnapshot()
+	if len(visible) != 2 || len(clicks) != 2 {
+		t.Fatalf("snapshot lengths = (%d, %d), want (2, 2)", len(visible), len(clicks))
+	}
+
+	u.visible = u.visible[:1]
+	u.entryClicks = u.entryClicks[:1]
+
+	if got := visible[1].Title; got != "Beta" {
+		t.Fatalf("visible snapshot second title = %q, want Beta", got)
+	}
+}
+
 func TestUIPhoneBackReturnsFromSubscreenToEntries(t *testing.T) {
 	t.Parallel()