feat: update routing to redirect to tool paths

- Modified router configuration to set default redirects for the root and wildcard paths to "/tool" and "/tool/uuid".
- Simplified loader functions for cleaner code.

src/router.tsx

@@ -24,7 +24,7 @@ const router = createBrowserRouter([
           )),
           {
             index: true,
-            element: null,
+            loader: () => redirect("/tool/uuid"),
           },
         ]
       },
@@ -32,15 +32,11 @@ const router = createBrowserRouter([
   },
   {
     index: true,
-    loader: () => {
-      return redirect("/tool");
-    },
+    loader: () => redirect("/tool"),
   },
   {
     path: "*",
-    loader: () => {
-      return redirect("/tool");
-    },
+    loader: () => redirect("/tool"),
   },
 ]);