clarify framework requirement for framework-specific languages in onClose component

Author: batchu5

packages/components/docs/API.md

@@ -557,7 +557,7 @@ Renders a WebSocket onClose event handler for the specified programming language
 |------|------|-------------|
 | props | <code>Object</code> | Component props. |
 | props.language | <code>Language</code> | The programming language for which to generate onClose handler code. |
-| props.framework | <code>string</code> | Optional framework variant (e.g., &#x27;quarkus&#x27; for java). |
+| props.framework | <code>string</code> | Framework variant; required for framework-specific languages (e.g., &#x27;quarkus&#x27; for java). |
 | props.title | <code>string</code> | The title of the WebSocket server. |
 
 

packages/components/src/components/OnClose.js

@@ -70,7 +70,7 @@ const resolveCloseConfig = (language, framework = '') => {
  * 
  * @param {Object} props - Component props.
  * @param {Language} props.language - The programming language for which to generate onClose handler code.
- * @param {string} [props.framework=''] - Optional framework variant (e.g., 'quarkus' for java).
+ * @param {string} [props.framework=''] - Framework variant; required for framework-specific languages (e.g., 'quarkus' for java).
  * @param {string} props.title - The title of the WebSocket server.
  * 
  * @returns {JSX.Element} A Text component containing the onClose handler code for the specified language.