add basic layout

src/Views/chatToolView.tsx

@@ -0,0 +1,12 @@
+import * as React from "bloatless-react";
+
+import { Chat } from "../Model/chatModel";
+import { translation } from "../translations";
+
+export function ChatToolView(chat: Chat) {
+  return (
+    <div class="chat-tool-view">
+      <span>Tools</span>
+    </div>
+  );
+}

src/Views/threadView.tsx

@@ -116,7 +116,7 @@ export function ThreadView(chat: Chat) {
     ></div>
   );
   const listWrapper = (
-    <div class="flex-column gap">
+    <div class="thread-view flex-column gap">
       {messageList}
       {outboxList}
     </div>