clean code with clippy

src/model/trip.rs

@@ -131,11 +131,8 @@ FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM trip WHERE i
         .fetch_one(db)
         .await
         .unwrap(); //TODO: fixme
-        let trip_details_id = match trip_details.id {
-            Some(id) => id,
-            None => {
+        let Some(trip_details_id) = trip_details.id else {
                 return Err(TripUpdateError::TripDoesNotExist);
-            }
         };
 
         sqlx::query!(
@@ -152,14 +149,14 @@ FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM trip WHERE i
     }
 
     pub async fn delete_by_planned_event_id(db: &SqlitePool, user_id: i64, planned_event_id: i64) {
-        let _ = sqlx::query!(
+        sqlx::query!(
             "DELETE FROM trip WHERE cox_id = ? AND planned_event_id = ?",
             user_id,
             planned_event_id
         )
         .execute(db)
         .await
-        .is_ok();
+        .unwrap(); //TODO: fixme
     }
 
     pub(crate) async fn delete(