style(app): остальные экраны под новый визуальный язык и форматирование

Доходы, ребалансировка, налоги, импорт, цели, здоровье данных, правила, транзакции, категории, cashflow, pending: новые виджеты и токены темы, dart format. Тесты подстроены под новые модели.

app/lib/features/tax/providers.dart

@@ -4,7 +4,9 @@ import '../../core/api/api_client.dart';
 import '../../core/cache/cached.dart';
 import 'data/tax_api.dart';
 
-final taxApiProvider = Provider<TaxApi>((ref) => TaxApi(ref.watch(apiProvider).dio));
+final taxApiProvider = Provider<TaxApi>(
+  (ref) => TaxApi(ref.watch(apiProvider).dio),
+);
 
 final taxYearProvider = StateProvider<int>((ref) => DateTime.now().year);
 
@@ -12,15 +14,23 @@ final taxYearProvider = StateProvider<int>((ref) => DateTime.now().year);
 final taxAccountProvider = StateProvider<int?>((ref) => null);
 
 /// See `docs/ai/offline-cache.md`.
-final taxSummaryProvider = FutureProvider.autoDispose<Cached<TaxSummary>>((ref) async {
-  return ref.watch(taxApiProvider).summary(
+final taxSummaryProvider = FutureProvider.autoDispose<Cached<TaxSummary>>((
+  ref,
+) async {
+  return ref
+      .watch(taxApiProvider)
+      .summary(
         year: ref.watch(taxYearProvider),
         accountId: ref.watch(taxAccountProvider),
       );
 });
 
-final taxLotsProvider = FutureProvider.autoDispose<Cached<List<TaxLot>>>((ref) async {
-  return ref.watch(taxApiProvider).lots(
+final taxLotsProvider = FutureProvider.autoDispose<Cached<List<TaxLot>>>((
+  ref,
+) async {
+  return ref
+      .watch(taxApiProvider)
+      .lots(
         year: ref.watch(taxYearProvider),
         accountId: ref.watch(taxAccountProvider),
       );