updage

internal/scheduler/scheduler.go

@@ -3,6 +3,7 @@ package scheduler
 
 import (
 	"context"
+	"fmt"
 	"time"
 
 	"github.com/robfig/cron/v3"
@@ -49,9 +50,11 @@ func (s *Scheduler) Start(ctx context.Context) error {
 		schedule = "@every " + s.config.Interval.String()
 	}
 
-	s.cron.AddFunc(schedule, func() {
+	if _, err := s.cron.AddFunc(schedule, func() {
 		s.syncAll(ctx)
-	})
+	}); err != nil {
+		return fmt.Errorf("failed to schedule sync job: %w", err)
+	}
 
 	s.cron.Start()
 	return nil