feat(itim): Service Notes Serializer

ref: #526 #534

app/itim/serializers/service_notes.py

@@ -0,0 +1,44 @@
+from core.serializers.model_notes import (
+    ModelNotes,
+    ModelNoteBaseSerializer,
+    ModelNoteModelSerializer,
+    ModelNoteViewSerializer
+)
+
+from itim.models.service_notes import (
+    ServiceNotes
+)
+
+
+
+class ServiceNoteBaseSerializer(ModelNoteBaseSerializer):
+
+    pass
+
+
+class ServiceNoteModelSerializer(
+    ModelNoteModelSerializer
+):
+
+
+    class Meta:
+
+        model = ServiceNotes
+
+        fields =  ModelNoteModelSerializer.Meta.fields + [
+            'model',
+        ]
+
+        read_only_fields = ModelNoteModelSerializer.Meta.read_only_fields + [
+            'model',
+            'content_type',
+        ]
+
+
+
+class ServiceNoteViewSerializer(
+    ModelNoteViewSerializer,
+    ServiceNoteModelSerializer,
+):
+
+    pass