Update scheduled tasks even if changes are pushed by "ActionsUser" (#32246) (#32252)

Backport #32246

Fix #32219

Co-authored-by: delvh <dev.lh@web.de>

services/actions/notifier_helper.go

@@ -115,11 +115,20 @@ func (input *notifyInput) Notify(ctx context.Context) {
 }
 
 func notify(ctx context.Context, input *notifyInput) error {
+	shouldDetectSchedules := input.Event == webhook_module.HookEventPush && input.Ref.BranchName() == input.Repo.DefaultBranch
 	if input.Doer.IsActions() {
 		// avoiding triggering cyclically, for example:
 		// a comment of an issue will trigger the runner to add a new comment as reply,
 		// and the new comment will trigger the runner again.
 		log.Debug("ignore executing %v for event %v whose doer is %v", getMethod(ctx), input.Event, input.Doer.Name)
+
+		// we should update schedule tasks in this case, because
+		//   1. schedule tasks cannot be triggered by other events, so cyclic triggering will not occur
+		//   2. some schedule tasks may update the repo periodically, so the refs of schedule tasks need to be updated
+		if shouldDetectSchedules {
+			return DetectAndHandleSchedules(ctx, input.Repo)
+		}
+
 		return nil
 	}
 	if input.Repo.IsEmpty || input.Repo.IsArchived {
@@ -173,7 +182,6 @@ func notify(ctx context.Context, input *notifyInput) error {
 
 	var detectedWorkflows []*actions_module.DetectedWorkflow
 	actionsConfig := input.Repo.MustGetUnit(ctx, unit_model.TypeActions).ActionsConfig()
-	shouldDetectSchedules := input.Event == webhook_module.HookEventPush && input.Ref.BranchName() == input.Repo.DefaultBranch
 	workflows, schedules, err := actions_module.DetectWorkflows(gitRepo, commit,
 		input.Event,
 		input.Payload,