chore: add new node description

web/i18n/en-US/workflow.ts

@@ -244,8 +244,8 @@ const translation = {
     'variable-aggregator': 'Aggregate multi-branch variables into a single variable for unified configuration of downstream nodes.',
     'iteration': 'Perform multiple steps on a list object until all results are outputted.',
     'parameter-extractor': 'Use LLM to extract structured parameters from natural language for tool invocations or HTTP requests.',
-    'document-extractor': 'document-extractor TODO',
-    'list-filter': 'List Filter TODO',
+    'document-extractor': 'Used to parse uploaded documents into text content that is easily understandable by LLM.',
+    'list-filter': 'Used to filter or sort files uploaded by users in bulk.',
   },
   operator: {
     zoomIn: 'Zoom In',

web/i18n/zh-Hans/workflow.ts

@@ -244,8 +244,8 @@ const translation = {
     'variable-aggregator': '将多路分支的变量聚合为一个变量，以实现下游节点统一配置。',
     'iteration': '对列表对象执行多次步骤直至输出所有结果。',
     'parameter-extractor': '利用 LLM 从自然语言内推理提取出结构化参数，用于后置的工具调用或 HTTP 请求。',
-    'document-extractor': 'document-extractor TODO',
-    'list-filter': 'List Filter TODO',
+    'document-extractor': '用于将用户上传的文档解析为 LLM 便于理解的文本内容。',
+    'list-filter': '用于对用户批量上传的文件进行筛选或者排序处理。',
   },
   operator: {
     zoomIn: '放大',