Adopt repository structure

srv/admin-service.cds

@@ -0,0 +1,16 @@
+using { sap.capire.bookshop as my } from '../db/schema';
+
+service AdminService @(_requires:'authenticated-user') {
+  entity Books as projection on my.Books;
+  entity Authors as projection on my.Authors;
+  entity Orders as select from my.Orders;
+}
+
+// Enable Fiori Draft for Orders
+annotate AdminService.Orders with @odata.draft.enabled;
+// annotate AdminService.Books with @odata.draft.enabled;
+
+// Temporary workaround -> https://github.wdf.sap.corp/cap/issues/issues/3121
+extend service AdminService with {
+  entity OrderItems as select from my.OrderItems;
+}