Add nodes AS share chart and table component

frontend/src/app/services/api.service.ts

@@ -251,4 +251,7 @@ export class ApiService {
     return this.httpClient.get<any[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/lightning/search', { params });
   }
 
+  getNodesPerAs(): Observable<any> {
+    return this.httpClient.get<any[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/lightning/nodes/asShare');
+  }
 }