fix: correct test failures and error propagation

- Add CacheScope provider in UserProfileCacheRepository tests
- Remove catch blocks that swallowed errors in _loadHistory/_loadMoreHistory
- Errors now properly propagate to switchUser() caller

apps/lib/features/todo/data/repositories/todo_repository.dart

@@ -52,7 +52,6 @@ class TodoRepository extends CachedRepository<List<TodoResponse>> {
     try {
       await api.completeTodo(id);
       invalidator.invalidate(pendingListKey);
-      _logger.info(message: 'Todo completed', extra: {'todo_id': id});
     } catch (error, stackTrace) {
       _logger.error(
         message: 'Failed to complete todo',