feat(auth): Implement Google OAuth 2.0 integration with user creation and JWT generation

- Added Google OAuth controller and service to handle authentication via Google.
- Introduced DTOs for Google user and token responses.
- Updated AuthService and UsersService traits to support new Google OAuth functionality.
- Implemented logic to create a new user if they do not exist in the system after Google authentication.
- Enhanced existing user retrieval and JWT generation upon successful login.
- Added tests for Google OAuth flow, including login redirection and callback handling for both new and existing users.
- Updated environment configuration to include Google OAuth credentials.

imphnen-iam/src/v1/auth/auth_controller.rs

@@ -1,10 +1,12 @@
 use super::{
 	AuthLoginRequestDto, AuthRefreshTokenRequestDto, AuthRegisterRequestDto,
-	AuthResendOtpRequestDto, AuthService, AuthVerifyEmailRequestDto,
+	AuthResendOtpRequestDto, AuthVerifyEmailRequestDto,
 };
 use crate::{AppState, v1::AuthLoginResponsetDto};
 use crate::{AuthNewPasswordRequestDto, MessageResponseDto, ResponseSuccessDto};
 use axum::{Extension, Json, response::IntoResponse};
+use crate::v1::auth::auth_service::AuthServiceTrait;
+use crate::v1::auth::auth_service::AuthService;
 
 #[utoipa::path(
     post,