Implement Auth0, + templates.

webui/src/middleware.js

@@ -0,0 +1,11 @@
+import { auth0 } from "./lib/auth0";
+
+export async function middleware(request) {
+    return await auth0.middleware(request);
+}
+
+export const config = {
+    matcher: [
+        "/((?!_next/static|_next/image|favicon.ico|sitemap.xml|robots.txt).*)",
+    ],
+};