feat: enhance POS module with dynamic routing, improved state management, and new search functionality

src/app/core/models/index.ts

@@ -2,5 +2,6 @@ export * from './maybe.model';
 export * from './namedRoutes.model';
 export * from './navigation.model';
 export * from './route-utils.model';
+export * from './summary';
 export * from './tag';
 export * from './user.model';

src/app/core/models/summary.ts

@@ -0,0 +1,4 @@
+export default interface ISummary {
+  id: number;
+  name: string;
+}