docs: Minor update

Author: tjtanjin

docs/api/hooks.md

@@ -191,6 +191,7 @@ The `useChatWindow` hook allows you to track and manage the chatbot's window sta
 | toggleChatWindow    | `async function` | **active (optional)** - `boolean` indicating desired end state | Toggles the chat window open or close.                   |
 | toggleIsBotTyping   | `async function` | **active (optional)** - `boolean` indicating desired end state | Toggles the bot typing indicator.                        |
 | scrollToBottom      | `function`       | **duration (optional)**: `number` representing duration in milliseconds to scroll, defaults to 0 | Scrolls to the bottom of the chat window.                |
+| getIsChatBotVisible | `function`       | -         | Returns `true` if chatbot is visible, `false` otherwise   |
 
 
 #### Code Example

package-lock.json

@@ -30,7 +30,7 @@
     "openai": "^4.47.1",
     "prism-react-renderer": "^2.3.1",
     "react": "^18.2.0",
-    "react-chatbotify": "^2.0.0-beta.38",
+    "react-chatbotify": "^2.0.0-beta.39",
     "react-dom": "^18.2.0",
     "react-github-btn": "^1.4.0"
   },