fixes

tests/helpers/mod.rs

@@ -0,0 +1,11 @@
+// Test helpers module
+
+pub mod app_builder;
+pub mod fake_tdclient;
+pub mod snapshot_utils;
+pub mod test_data;
+
+pub use app_builder::TestAppBuilder;
+pub use fake_tdclient::FakeTdClient;
+pub use snapshot_utils::{buffer_to_string, render_to_buffer};
+pub use test_data::{create_test_chat, create_test_message, create_test_user};