Fix: #89 NodeInfo向けの機能一覧表を作成して区別 (#103)

spec/serializers/rest/instance_serializer_spec.rb

@@ -22,5 +22,9 @@ describe REST::InstanceSerializer do
     it 'returns fedibird_capabilities' do
       expect(serialization['fedibird_capabilities']).to include 'emoji_reaction'
     end
+
+    it 'returns api own fedibird_capabilities' do
+      expect(serialization['fedibird_capabilities']).to include 'kmyblue_markdown'
+    end
   end
 end