feat: add Command node support

- Introduced Command node type in workflow with associated UI components and translations.
- Enhanced SandboxLayer to manage sandbox attachment for Command nodes during execution.
- Updated various components and constants to integrate Command node functionality across the workflow.

web/app/components/workflow/utils/workflow.ts

@@ -20,6 +20,7 @@ export const canRunBySingle = (nodeType: BlockEnum, isChildNode: boolean) => {
   return nodeType === BlockEnum.LLM
     || nodeType === BlockEnum.KnowledgeRetrieval
     || nodeType === BlockEnum.Code
+    || nodeType === BlockEnum.Command
     || nodeType === BlockEnum.TemplateTransform
     || nodeType === BlockEnum.QuestionClassifier
     || nodeType === BlockEnum.HttpRequest