Refactor and enhance SurrealDB integration and resource management

- Updated `lib.rs` to selectively expose specific entities and services for better clarity.
- Improved SurrealDB client initialization with detailed logging in `surrealdb/mod.rs`.
- Enhanced resource definitions in `resource.rs` with additional utility methods for better resource management.
- Refactored user data retrieval logic in `auth_middleware/mod.rs` for improved readability and efficiency.
- Cleaned up middleware exports in `lib.rs` for clearer API surface.
- Added detailed comments and documentation throughout the SurrealDB module for better maintainability.
- Updated tests to ensure compatibility with new changes and improved structure.
- Introduced new permissions module structure in `imphnen-utils` for future enhancements.

imphnen-iam/src/v1/auth/google/mod.rs

@@ -1,3 +1,7 @@
+/// Google OAuth integration module
 pub mod google_oauth_controller;
 pub mod google_oauth_dto;
-pub mod google_oauth_service;
+pub mod google_oauth_service;
+
+// Export only essential types and functions from Google OAuth submodules
+pub use google_oauth_controller::GoogleOauthController;