Added product admin features

src/resolvers/designers-resolver.ts

@@ -16,7 +16,7 @@ async function getDesigners(_, { limit }, { dataSources }) {
   return (<DesignerAPI>dataSources.designerApi).getDesigners(limit);
 }
 
-async function getDesigner(_, { id }, { dataSources }) {
+async function getDesigner(parent, { id }, { dataSources }) {
   return (<DesignerAPI>dataSources.designerApi).getDesignerById(id);
 }