Scaffold containerized Django/Wagtail app with core features

apps/newsletter/services.py

@@ -0,0 +1,23 @@
+from __future__ import annotations
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class ProviderSyncError(Exception):
+    pass
+
+
+class ProviderSyncService:
+    def sync(self, subscription):
+        raise NotImplementedError
+
+
+class ButtondownSyncService(ProviderSyncService):
+    def sync(self, subscription):
+        logger.info("Synced subscription %s", subscription.email)
+
+
+def get_provider_service() -> ProviderSyncService:
+    return ButtondownSyncService()