qy

提个建议: 能不能可选的输出表格四周的线条 "+ - | "等字符

```yaml apiVersion: v1 data: vars: |2+ kind: ConfigMap metadata: annotations: vela.io/startTime: 2023-09-22 09:17:18.730088432 +0000 UTC m=+2171307.261712962 creationTimestamp: "2023-09-22T14:38:41Z" labels: velero.io/backup-name: applications-others-test velero.io/restore-name: applications-others-test-20230922223735 name: workflow-{application.name}-context namespace: {namespace} ``` - [github.com/kubevela/workflow/pkg/context/context.go](https://github.com/kubevela/workflow/blob/main/pkg/context/context.go#L232)...