Initial version

lib/main.dart

@@ -0,0 +1,54 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+
+import 'screens/scan_screen.dart';
+import 'services/ble_client.dart';
+import 'services/protocol_log.dart';
+import 'settings.dart';
+import 'theme.dart';
+
+Future<void> main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+  await Future.wait([ProtocolLog.instance.init(), AppSettings.instance.load()]);
+  SystemChrome.setSystemUIOverlayStyle(const SystemUiOverlayStyle(
+    statusBarColor: Colors.transparent,
+    statusBarIconBrightness: Brightness.light,
+    systemNavigationBarColor: OsColors.background,
+  ));
+  runApp(const OpenScooterApp());
+}
+
+/// Single BLE client for the whole app (one active connection at a time).
+final _ble = FlutterBleClient();
+
+/// Logs route changes into the protocol log for field debugging.
+class _RouteLogger extends NavigatorObserver {
+  @override
+  void didPush(Route route, Route? previous) =>
+      ProtocolLog.instance.log('NAV', 'push ${route.settings.name ?? route.runtimeType}');
+  @override
+  void didPop(Route route, Route? previous) =>
+      ProtocolLog.instance.log('NAV', 'pop ${route.settings.name ?? route.runtimeType}');
+  @override
+  void didRemove(Route route, Route? previous) =>
+      ProtocolLog.instance.log('NAV', 'remove ${route.settings.name ?? route.runtimeType}');
+}
+
+class OpenScooterApp extends StatelessWidget {
+  const OpenScooterApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final settings = AppSettings.instance;
+    return ListenableBuilder(
+      listenable: settings,
+      builder: (context, _) => MaterialApp(
+        title: 'OpenMotion',
+        debugShowCheckedModeBanner: false,
+        theme: buildOsTheme(settings.accent.color),
+        navigatorObservers: [_RouteLogger()],
+        home: ScanScreen(ble: _ble),
+      ),
+    );
+  }
+}