Merge branch 'main' into release-1.13

Author: JoshVanL

actor/manager/manager.go

@@ -298,7 +298,7 @@ func suiteMethod(method reflect.Method) (*MethodType, error) {
 	)
 
 	if outNum > 2 || outNum == 0 {
-		return nil, errors.New("num out invalid")
+		return nil, errors.New("the method must have one or two return values")
 	}
 
 	// The latest return type of the method must be error.

client/jobs.go

@@ -160,9 +160,6 @@ func (c *GRPCClient) ScheduleJobAlpha1(ctx context.Context, job *Job) error {
 	if job.Name == "" {
 		return errors.New("job name is required")
 	}
-	if job.Data == nil {
-		return errors.New("job data is required")
-	}
 
 	jobRequest := &runtimepb.Job{
 		Name:     job.Name,