Add optional KYC flow and service-backed account limits

frontend/app/lib/main.dart

@@ -6,6 +6,8 @@ import 'package:sxchnge_analytics/sxchnge_analytics.dart';
 
 import 'package:sxchnge_auth/sxchnge_auth.dart';
 
+import 'package:sxchnge_kyc/sxchnge_kyc.dart';
+
 import 'package:sxchnge_theme/sxchnge_theme.dart';
 
 import 'providers/locale.dart';
@@ -24,12 +26,18 @@ class SxchngeApp extends StatefulWidget {
     super.key,
     this.localeProvider,
     this.analyticsService,
+    this.identityService,
+    this.limitsService,
+    this.photoService = const FilePhotoService(),
     this.loginService = const DummyLoginService(),
     this.signupService = const DummySignupService(),
     this.verificationService = const DummyVerificationService(),
   });
   final LocaleProvider? localeProvider;
   final AnalyticsService? analyticsService;
+  final IdentityService? identityService;
+  final LimitsService? limitsService;
+  final PhotoService photoService;
   final LoginService loginService;
   final SignupService signupService;
   final VerificationService verificationService;
@@ -41,9 +49,10 @@ class SxchngeApp extends StatefulWidget {
 class _SxchngeAppState extends State<SxchngeApp> {
   late final _locale = widget.localeProvider ?? LocaleProvider();
 
-  late final _journeys = JourneyRecorder(
-    widget.analyticsService ?? DummyAnalyticsService(),
-  );
+  late final _analytics = widget.analyticsService ?? DummyAnalyticsService();
+  late final _identity = widget.identityService ?? DummyIdentityService();
+  late final _limits = widget.limitsService ?? DummyLimitsService(_identity);
+  late final _journeys = JourneyRecorder(_analytics);
   late final _services = InstrumentedAuthServices(
     recorder: _journeys,
     loginService: widget.loginService,
@@ -81,6 +90,10 @@ class _SxchngeAppState extends State<SxchngeApp> {
   Widget build(BuildContext context) => MultiProvider(
     providers: [
       Provider<JourneyRecorder>.value(value: _journeys),
+      Provider<AnalyticsService>.value(value: _analytics),
+      Provider<IdentityService>.value(value: _identity),
+      Provider<LimitsService>.value(value: _limits),
+      Provider<PhotoService>.value(value: widget.photoService),
       ChangeNotifierProvider.value(value: _locale),
       Provider<VerificationService>.value(value: _services),
       ChangeNotifierProvider(create: (_) => LoginProvider(_services)),