fix(history): add history serializer

django_napse/api/histories/serializers/history_serializers.py

@@ -0,0 +1,32 @@
+from rest_framework import serializers
+
+from django_napse.core.models.histories.history import History, HistoryDataPoint, HistoryDataPointField
+
+
+class HistorySerializer(serializers.Serializer):
+    data_points = HistoryDataPoint(many=True, read_only=True)
+
+    class Meta:
+        model = History
+        fields = ["data_points"]
+
+
+class HistoryDataPointSerializer(serializers.Serializer):
+    fields = HistoryDataPointField(many=True, read_only=True)
+
+    class Meta:
+        model = HistoryDataPoint
+        fields = [
+            "fields",
+        ]
+
+
+class HistoryDataPointFieldSerializer(serializers.Serializer):
+    class Meta:
+        model = HistoryDataPointField
+        fields = [
+            "key",
+            "value",
+            "target_type",
+        ]
+        read_only_fields = fields