updated api to create totp struct, get totp secret directly if it exists

crates/users/src/database.rs

@@ -50,7 +50,10 @@ impl User {
         )
     }
 
-    async fn get_by_id(conn: impl SqliteExecutor<'_>, id: &UserID) -> Result<Option<Self>, Error> {
+    pub async fn get_by_id(
+        conn: impl SqliteExecutor<'_>,
+        id: &UserID,
+    ) -> Result<Option<Self>, Error> {
         Ok(DatabaseUsers::get_one_by_id(conn, &id.0)
             .await?
             .map(Self::from))