fix(ui): keep dashboard configuration exit available and align heading help

Verified with the coordinated workspace changes by devkit full run
2026-09-08T225814-186389-0000-3e3ed7cd (all seven phases passed).
This shared UI pass does not mark the individual module reviews complete.

tests/test_interface_documentation_contract.py

@@ -92,12 +92,28 @@ class DashboardInterfaceDocumentationContractTests(unittest.TestCase):
             REPO_ROOT / "webui/src/features/dashboard/WidgetLibrary.tsx"
         ).read_text(encoding="utf-8")
 
-        self.assertIn("DocumentationHelpLink", page)
+        self.assertEqual(
+            1,
+            page.count("titleHelp={<DocumentationHelpLink reference={DASHBOARD_DOCUMENTATION} />}"),
+        )
+        self.assertNotIn("helpAction=", page)
         self.assertIn("useUnsavedDraftGuard", page)
         self.assertIn("useUnsavedDraftGuard", dialog)
-        self.assertIn("DASHBOARD_LAYOUT_DOCUMENTATION", dialog)
+        self.assertIn(
+            "titleHelp={<DocumentationHelpLink reference={DASHBOARD_LAYOUT_DOCUMENTATION} />}",
+            dialog,
+        )
         self.assertIn("disabled={atCapacity}", library)
 
+    def test_widget_help_uses_provider_reference_at_the_existing_title(self) -> None:
+        grid = (REPO_ROOT / "webui/src/features/dashboard/DashboardGrid.tsx").read_text(encoding="utf-8")
+        self.assertEqual(
+            2,
+            grid.count("titleHelp={widget.documentation && <DocumentationHelpLink reference={widget.documentation} />}"),
+            "Regular cards and height-preserving drag cards retain provider documentation beside their existing title.",
+        )
+        self.assertNotIn("helpAction=", grid)
+
 
 if __name__ == "__main__":
     unittest.main()