Add function and prefer .iter()

src/return_models.rs

@@ -1,4 +1,4 @@
-use serde::{Serialize};
+use serde::Serialize;
 
 use crate::db::models::Schedule;
 use crate::db::schedules::get_schedule_tags;
@@ -13,9 +13,12 @@ pub struct ReturnSchedule {
 impl From<Schedule> for ReturnSchedule {
     fn from(schedule: Schedule) -> Self {
         let tags: Vec<String> = get_schedule_tags(&schedule);
-        ReturnSchedule {
-            schedule,
-            tags,
-        }
+        ReturnSchedule { schedule, tags }
     }
-}
+}
+
+impl From<&Schedule> for ReturnSchedule {
+    fn from(schedule: &Schedule) -> Self {
+        ReturnSchedule::from(schedule.clone())
+    }
+}