feat: Add a note node to the agent canvas #2767 (#2768)

### What problem does this PR solve?

feat: Add a note node to the agent canvas #2767

### Type of change

- [ ] Bug Fix (non-breaking change which fixes an issue)
- [x] New Feature (non-breaking change which adds functionality)
- [ ] Documentation Update
- [ ] Refactoring
- [ ] Performance Improvement
- [ ] Other (please describe):

web/src/locales/zh-traditional.ts

@@ -937,6 +937,9 @@ export default {
       startDate: '開始日期',
       endDate: '結束日期',
       keyword: '關鍵字',
+      note: '註解',
+      noteDescription: '註解',
+      notePlaceholder: '請輸入註釋',
     },
     footer: {
       profile: '“保留所有權利 @ react”',