feat(interactions): Initialize Interactions Django app

Scaffold a new Django “Interactions” app.
No functional code has been added yet.

Author: RandomProgramm3r

promo_code/interactions/__init__.py

@@ -0,0 +1,6 @@
+import django.apps
+
+
+class InteractionsConfig(django.apps.AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'interactions'

promo_code/interactions/apps.py

@@ -43,6 +43,7 @@ def load_bool(name, default):
     #
     'business.apps.BusinessConfig',
     'core.apps.CoreConfig',
+    'interactions.apps.InteractionsConfig',
     'user.apps.UserConfig',
 ]