feat(swift): implement agenda planning module (Epic 4 UI)

- Add AgendaBlock core component with list, create, cancel, reschedule modes
- Implement AgendaListView with patient/type/location details and actions
- Implement AgendaCreateForm with fuzzy patient search and validation
- Implement AgendaCancelView with disambiguation support
- Implement AgendaRescheduleForm with date/time picker
- Integrate with server actions (create, cancel, reschedule)
- Add radio-group UI component
- Update documentation and status

components/swift/blocks/fallback-picker.tsx

@@ -68,10 +68,13 @@ export function FallbackPicker({ originalInput }: FallbackPickerProps) {
 
       openBlock(option.type, prefillData);
 
-      addRecentAction({
-        intent: option.type,
-        label: option.label,
-      });
+      // Only add to recent actions if it's a valid SwiftIntent (not patient-dashboard)
+      if (option.type !== 'patient-dashboard') {
+        addRecentAction({
+          intent: option.type,
+          label: option.label,
+        });
+      }
     },
     [openBlock, addRecentAction, originalInput]
   );