Release v1.62.0-beta.9 candidate

Issue: #108
User-Visible: yes

src/help-behavior.ts

@@ -0,0 +1,13 @@
+/** Pure content gate shared by the component and executable unit tests. */
+export function helpHasContent(text: unknown, ariaLabel: unknown): boolean {
+  return typeof text === 'string' && text.trim().length > 0
+    && typeof ariaLabel === 'string' && ariaLabel.trim().length > 0;
+}
+
+/** Scrolling the floating help itself must not dismiss it. */
+export function helpScrollShouldDismiss(
+  pathIsInsideFloatingSurface: boolean,
+  targetIsDialogOrContainsHelp: boolean,
+): boolean {
+  return !pathIsInsideFloatingSurface && targetIsDialogOrContainsHelp;
+}