feat: add WebSearchToolUI component and input UI, integrate Radix UI scroll area

components/webSearchToolUI.tsx

@@ -0,0 +1,21 @@
+import { makeAssistantToolUI } from "@assistant-ui/react";
+
+type WebSearchArgs = {
+    query: string;
+};
+
+type WebSearchResult = {
+    title: string;
+    description: string;
+    url: string;
+};
+
+export const WebSearchToolUI = makeAssistantToolUI<
+    WebSearchArgs,
+    WebSearchResult
+>({
+    toolName: "web_search",
+    render: ({ args, status }) => {
+        return <p>web_search({args.query}) </p>;
+    },
+});