feat(notification): added notification model and admin

src/admin/__init__.py

@@ -7,4 +7,5 @@ from src.admin import (  # noqa: F401
     productivity,
     projects,
     services,
+    notifications,
 )

src/admin/base.py

@@ -86,6 +86,11 @@ class DevSuiteAdminSite(AdminSite):
                 "display_name": "Groups",
                 "order": 2,
             },
+            "Notification": {
+                "group": "System & Users",
+                "display_name": "Notifications",
+                "order": 3,
+            },
         }
 
         # Group models according to the model_map

src/admin/notifications.py

@@ -0,0 +1,11 @@
+from django.contrib import admin
+from src.admin.base import admin_site
+from src.models.notifications import Notification
+
+@admin.register(Notification, site=admin_site)
+class NotificationAdmin(admin.ModelAdmin):
+    list_display = ("recipient", "subject", "status", "sent_at", "created_at")
+    list_filter = ("status", "created_at", "sent_at")
+    search_fields = ("recipient", "subject", "message")
+    readonly_fields = ("created_at", "updated_at", "sent_at")
+    date_hierarchy = "created_at"