Feat: HTTP componant supports variables (#10432)

### What problem does this PR solve?

HTTP component supports variables. #10382




![http1](https://github.com/user-attachments/assets/196a2a5b-461c-455c-8896-ec2efe7c0a13)


![http2](https://github.com/user-attachments/assets/0ab97cb0-323c-456e-b556-6f416d52e59f)


### Type of change

- [x] New Feature (non-breaking change which adds functionality)

web/src/locales/zh-traditional.ts

@@ -1153,6 +1153,8 @@ export default {
       headers: '請求頭',
       cleanHtml: '清除 HTML',
       cleanHtmlTip: '如果回應是 HTML 格式並且只需要主要內容，請將其開啟。',
+      invalidUrl:
+        '必須是有效的 URL 或包含變量佔位符的 URL，格式為 {variable_name} 或 {component@variable}',
       reference: '引用',
       input: '輸入',
       output: '輸出',