Add REST API to roster

dcc/metadata/serializers.py

@@ -0,0 +1,22 @@
+from rest_framework import serializers
+from metadata.models import Manufacturer, Company, Decoder
+
+
+class ManufacturerSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Manufacturer
+        fields = "__all__"
+
+
+class CompanySerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Company
+        fields = "__all__"
+
+
+class DecoderSerializer(serializers.ModelSerializer):
+    manufacturer = serializers.StringRelatedField()
+
+    class Meta:
+        model = Decoder
+        fields = "__all__"