feat: обновления парсеров, тестов и миграций

- Обновлены клиенты парсеров (checko, fns, minpromtorg, proverki, zakupki)
- Добавлены новые миграции для моделей
- Расширено покрытие тестами
- Обновлены конфигурации и настройки проекта
- Добавлены утилиты для тестирования

Co-Authored-By: Warp <agent@warp.dev>

tests/apps/core/test_bulk_operations.py

@@ -5,6 +5,8 @@ from apps.core.services import (
     BulkOperationsMixin,
     QueryOptimizerMixin,
 )
+from django.contrib.auth import get_user_model
+from django.db.models import OuterRef
 from django.test import TestCase
 from faker import Faker
 
@@ -65,6 +67,41 @@ class QueryOptimizerMixinTest(TestCase):
         self.assertEqual(QueryOptimizerMixin.default_only, [])
         self.assertEqual(QueryOptimizerMixin.default_defer, [])
 
+    def test_optimizer_methods_execute(self):
+        User = get_user_model()
+
+        class UserService(QueryOptimizerMixin):
+            model = User
+            prefetch_related = ["groups"]
+            default_only = ["id", "email"]
+            default_defer = ["password"]
+
+        qs = UserService.get_optimized_queryset()
+        self.assertIsNotNone(qs)
+
+        qs_no_opts = UserService.apply_optimizations(
+            User.objects.all(),
+            include_select=False,
+            include_prefetch=False,
+            include_only=False,
+            include_defer=False,
+        )
+        self.assertIsNotNone(qs_no_opts)
+
+        qs_list = UserService.get_list_queryset()
+        qs_detail = UserService.get_detail_queryset()
+        self.assertIsNotNone(qs_list)
+        self.assertIsNotNone(qs_detail)
+
+        qs_counts = UserService.with_counts(User.objects.all(), "groups")
+        self.assertIsNotNone(qs_counts)
+
+        qs_exists = UserService.with_exists(
+            User.objects.all(),
+            has_self=User.objects.filter(pk=OuterRef("pk")),
+        )
+        self.assertIsNotNone(qs_exists)
+
 
 class BulkOperationsIntegrationTest(TestCase):
     """Интеграционные тесты для bulk операций с BackgroundJob."""