use serde::{Deserialize, Serialize}; #[derive(Serialize, Deserialize, Clone, Debug)] pub struct User { pub id: String, pub username: String, pub password_hash: String, pub created_at: String, } #[derive(Serialize, Deserialize, Clone, Debug)] pub struct Session { pub id: String, pub user_id: String, pub expires_at: String, pub created_at: String, }