add frontend frame and service logic

frontend-frame/src/components/{{component}}/{{component}}Service.ets

@@ -0,0 +1,13 @@
+import { del, get, post, put } from '@/services/fetch';
+
+class {{Component}}Service {
+    // SYSTEM-BUILDER-service-variables
+    // SYSTEM-BUILDER-service-functions
+}
+
+let {{component}}Service = new {{Component}}Service();
+
+export {
+    {{component}}Service,
+    {{Component}}Service
+};