Refactor code for improved readability and consistency

- Simplified error handling in `PostgresApContentQuery` and `SqliteApContentQuery` by aligning the formatting of `try_get` calls.
- Removed unnecessary line breaks and improved formatting in various repository implementations for better readability.
- Consolidated imports in `lib.rs` and `factory.rs` to maintain a cleaner structure.
- Enhanced consistency in async function signatures across multiple files.
- Updated test helpers and use cases to streamline code and improve clarity.
- Refactored `InMemory` repositories to enhance readability by aligning method implementations.

crates/adapters/sqlite/src/users.rs

@@ -31,7 +31,10 @@ impl SqliteUserRepository {
         }
     }
 
-    fn row_to_user(row: &sqlx::sqlite::SqliteRow, profile_fields: Vec<ProfileField>) -> Result<User, DomainError> {
+    fn row_to_user(
+        row: &sqlx::sqlite::SqliteRow,
+        profile_fields: Vec<ProfileField>,
+    ) -> Result<User, DomainError> {
         let id_str: String = row.try_get("id").unwrap_or_default();
         let id = uuid::Uuid::parse_str(&id_str)
             .map_err(|e| DomainError::InfrastructureError(e.to_string()))?;