added error handling

src/structs/users.rs

@@ -1,9 +0,0 @@
-pub struct User {
-    pub id: uuid::Uuid,
-    pub real_name: String,
-    pub username: String,
-    pub email: String,
-    pub password_hash: String,
-    pub is_admin: bool,
-    pub created_at: chrono::NaiveDateTime,
-}