fix: align business reports and record task migration progress

internal/worker/task_executor_test.go

@@ -24,6 +24,52 @@ func TestPrivateIP(t *testing.T) {
 	}
 }
 
+func TestMethodExecutionPersistsProgressAndRetryOutcome(t *testing.T) {
+	registry := platformtask.NewRegistry()
+	attempts := 0
+	registry.Register(platformtask.Method{Name: "report", Run: func(ctx context.Context, _ json.RawMessage) error {
+		attempts++
+		if attempts == 1 {
+			return errors.New("temporary storage failure")
+		}
+		platformtask.Logf(ctx, "日期=2026-11-05；已提交 12 行")
+		return nil
+	}})
+	repo := &workerTaskRepo{logs: make(chan *taskbiz.TimedTaskLog, 1)}
+	executor := NewTaskExecutorWithRegistry(taskbiz.NewTaskUsecaseWithRegistry(repo, registry), registry)
+	log := executor.Run(context.Background(), &taskbiz.TimedTask{ID: 1, Name: "日报", ExecutorType: taskbiz.TaskExecutorMethod, MethodName: "report", Params: []byte(`{"_execution":{"maxRetryTimes":1,"retryIntervalSeconds":0}}`)}, "manual")
+	stored := <-repo.logs
+	if log.Status != "success" || stored.Output != log.Output {
+		t.Fatalf("result was not persisted: %+v", log)
+	}
+	for _, detail := range []string{"方法：report", "第 1 次执行失败", "第 2 次执行", "已提交 12 行", "执行结束：success"} {
+		if !strings.Contains(log.Output, detail) {
+			t.Fatalf("missing %q in %s", detail, log.Output)
+		}
+	}
+}
+
+func TestMethodTimeoutKeepsPartialProgressWithoutClaimingCompletion(t *testing.T) {
+	registry := platformtask.NewRegistry()
+	release := make(chan struct{})
+	finished := make(chan struct{})
+	registry.Register(platformtask.Method{Name: "slow", Run: func(ctx context.Context, _ json.RawMessage) error {
+		defer close(finished)
+		platformtask.Logf(ctx, "已处理第一批")
+		<-release
+		platformtask.Logf(ctx, "迟到的结果")
+		return nil
+	}})
+	ctx, cancel := context.WithTimeout(context.Background(), 25*time.Millisecond)
+	defer cancel()
+	log := (&TaskExecutor{methods: registry}).Run(ctx, &taskbiz.TimedTask{ID: 1, ExecutorType: taskbiz.TaskExecutorMethod, MethodName: "slow"}, "manual")
+	close(release)
+	<-finished
+	if log.Status != "timeout" || !strings.Contains(log.Output, "已处理第一批") || strings.Contains(log.Output, "迟到的结果") {
+		t.Fatalf("timeout did not preserve the execution snapshot: %+v", log)
+	}
+}
+
 func TestRunMethodReportsParentDeadlineAsTimeout(t *testing.T) {
 	const methodName = "worker-test-parent-deadline"
 	methods := platformtask.NewRegistry()