Added Ts.ED

frontend/src/index.tsx

@@ -0,0 +1,15 @@
+/* @refresh reload */
+import { render } from "solid-js/web";
+
+import "./index.css";
+import App from "./App";
+import { Router } from "@solidjs/router";
+
+render(
+  () => (
+    <Router>
+      <App />
+    </Router>
+  ),
+  document.getElementById("main-container") as HTMLElement
+);