Docs: Revamp extensions site (#1260)

Co-authored-by: Nahiyan Khan <nahiyan@squareup.com>

ui/desktop/src/components/ChatView.tsx

@@ -206,7 +206,6 @@ export default function ChatView({
   // One message with text content and tool calls
   // const messages = [{"role":"assistant","created":1742484388,"content":[{"type":"text","text":"Sure, let's break this down into two steps:\n\n1. **Write content to a `.txt` file.**\n2. **Read the content from the `.txt` file.**\n\nLet's start by writing some example content to a `.txt` file. I'll create a file named `example.txt` and write a sample sentence into it. Then I'll read the content back. \n\n### Sample Content\nWe'll write the following content into the `example.txt` file:\n\n```\nHello World! This is an example text file.\n```\n\nLet's proceed with this task."},{"type":"toolRequest","id":"call_CmvAsxMxiWVKZvONZvnz4QCE","toolCall":{"status":"success","value":{"name":"developer__text_editor","arguments":{"command":"write","file_text":"Hello World! This is an example text file.","path":"/Users/alexhancock/Development/example.txt"}}}}]}];
 
-
   // Update chat messages when they change and save to sessionStorage
   useEffect(() => {
     setChat((prevChat) => {