chore: add test coverage

src/apps/v1/roles/mod.rs

@@ -0,0 +1,12 @@
+pub mod roles_dto;
+pub mod roles_enum;
+pub mod roles_repository;
+pub mod roles_schema;
+
+#[cfg(test)]
+pub mod roles_repository_test;
+
+pub use roles_dto::*;
+pub use roles_enum::*;
+pub use roles_repository::*;
+pub use roles_schema::*;