move react routes to specific file

app/javascript/src/Routes.tsx

@@ -0,0 +1,15 @@
+import type { FC } from "react";
+import React from "react";
+import { Switch, Route } from "react-router-dom";
+
+import { Home } from "./pages";
+
+export const Routes: FC = () => {
+  return (
+    <Switch>
+      <Route path="/">
+        <Home />
+      </Route>
+    </Switch>
+  );
+};