some parts of product - fix custom pagination - add id to pages list

Rasaddam_Backend/settings.py

@@ -66,6 +66,7 @@ INSTALLED_APPS = [
     'apps.warehouse.apps.WarehouseConfig',
     'apps.search.apps.SearchConfig',
     'apps.log.apps.LogConfig',
+    'apps.product.apps.ProductConfig',
     'rest_captcha',
     'captcha',
     'drf_yasg'
@@ -155,8 +156,8 @@ REST_FRAMEWORK = {
         'rest_framework.authentication.BasicAuthentication',
     ),
     'EXCEPTION_HANDLER': 'apps.core.error_handler.custom_exception_handler',
-    "DEFAULT_PAGINATION_CLASS": "rest_framework.pagination.LimitOffsetPagination",
-    "PAGE_SIZE": 25,
+    "DEFAULT_PAGINATION_CLASS": 'apps.core.pagination.CustomPageNumberPagination',
+    "PAGE_SIZE": 20,
     'DEFAULT_SCHEMA_CLASS': 'rest_framework.schemas.coreapi.AutoSchema'
 }