Add floating quick-add button to person insights

lib/features/dashboard/dashboard_view.dart

@@ -712,9 +712,20 @@ class _PersonInsightsPage extends ConsumerWidget {
     final AsyncValue<SignalsFeed> signals = ref.watch(
       signalsControllerProvider,
     );
+    final LocalDataState? localValue = localData.asData?.value;
+    final PersonProfile? quickAddPerson = localValue == null
+        ? null
+        : _findPersonById(localValue.people, personId);
 
     return Scaffold(
       appBar: AppBar(title: const Text('Person Insights')),
+      floatingActionButton: quickAddPerson == null
+          ? null
+          : FloatingActionButton(
+              tooltip: 'Add to person',
+              onPressed: () => _openQuickAddSheet(context, ref, quickAddPerson),
+              child: const Icon(Icons.add_rounded),
+            ),
       body: localData.when(
         data: (LocalDataState data) {
           final PersonProfile? person = _findPersonById(data.people, personId);
@@ -1143,6 +1154,59 @@ class _PersonInsightsPage extends ConsumerWidget {
     }
   }
 
+  Future<void> _openQuickAddSheet(
+    BuildContext context,
+    WidgetRef ref,
+    PersonProfile person,
+  ) async {
+    final _InsightQuickAction? selected =
+        await showModalBottomSheet<_InsightQuickAction>(
+          context: context,
+          showDragHandle: true,
+          builder: (BuildContext context) {
+            return SafeArea(
+              child: ListView(
+                shrinkWrap: true,
+                children: <Widget>[
+                  ListTile(
+                    leading: const Icon(Icons.auto_awesome_rounded),
+                    title: const Text('Add Capture'),
+                    subtitle: const Text('Log a new moment or interaction'),
+                    onTap: () =>
+                        Navigator.of(context).pop(_InsightQuickAction.capture),
+                  ),
+                  ListTile(
+                    leading: const Icon(Icons.note_add_outlined),
+                    title: const Text('Add Note'),
+                    subtitle: const Text('Save a context note for later'),
+                    onTap: () =>
+                        Navigator.of(context).pop(_InsightQuickAction.note),
+                  ),
+                  ListTile(
+                    leading: const Icon(Icons.lightbulb_outline_rounded),
+                    title: const Text('Add Idea'),
+                    subtitle: const Text('Gift or event idea'),
+                    onTap: () =>
+                        Navigator.of(context).pop(_InsightQuickAction.idea),
+                  ),
+                  ListTile(
+                    leading: const Icon(Icons.notifications_active_outlined),
+                    title: const Text('Add Reminder'),
+                    subtitle: const Text('Schedule a follow-up prompt'),
+                    onTap: () =>
+                        Navigator.of(context).pop(_InsightQuickAction.reminder),
+                  ),
+                ],
+              ),
+            );
+          },
+        );
+    if (selected == null || !context.mounted) {
+      return;
+    }
+    await _handleQuickAction(context, ref, person, selected);
+  }
+
   Future<String?> _showQuickTextCaptureDialog(
     BuildContext context, {
     required String title,