refactor: clean code

internal/app/scheduler.go

@@ -0,0 +1,24 @@
+package app
+
+import (
+	"sync"
+	"time"
+
+	"github.com/pocketbase/pocketbase/tools/cron"
+)
+
+var scheduler *cron.Cron
+
+var schedulerOnce sync.Once
+
+func GetScheduler() *cron.Cron {
+	schedulerOnce.Do(func() {
+		scheduler = cron.New()
+		location, err := time.LoadLocation("Local")
+		if err == nil {
+			scheduler.SetTimezone(location)
+		}
+	})
+
+	return scheduler
+}