(add, done): add common api, and done common app tasks

core/apps/common/urls.py

@@ -0,0 +1,12 @@
+from django.urls import path
+
+from core.apps.common import views
+
+urlpatterns = [
+    path('site_config/', views.SiteConfigApiView.as_view()),
+    path('about_us/', views.AboutUsApiView.as_view()),
+    path('banners/', views.BannerListApiView.as_view()),
+    path('services/', views.ServiceListApiView.as_view()),
+    path('news/', views.NewsListApiView.as_view()),
+    path('contact_us/', views.ContactUsApiView.as_view()),
+]