feat(useragent): initial impl

useragent/lib/router.dart

@@ -0,0 +1,32 @@
+import 'dart:async';
+
+import 'package:arbiter/features/bootstrap.dart';
+import 'package:arbiter/home.dart';
+import 'package:flutter/src/widgets/async.dart';
+import 'package:flutter/src/widgets/framework.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+
+final _bootstapCompleter = Completer<void>();
+
+class Router extends HookConsumerWidget {
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final bootstrapper = useMemoized(
+      () => Bootstrap(completer: _bootstapCompleter),
+    );
+    final bootstrapFuture = useFuture(_bootstapCompleter.future);
+
+    switch (bootstrapFuture.connectionState) {
+      case ConnectionState.none ||
+          ConnectionState.waiting ||
+          ConnectionState.active:
+        return bootstrapper;
+
+      case ConnectionState.done:
+        break;
+    }
+
+    return Home();
+  }
+}