Update

frontend/ng-karaoqueue/src/app/app.component.ts

@@ -1,5 +1,5 @@
 import { Component, OnInit } from '@angular/core';
-import { RuntimeConfigLoaderService } from 'runtime-config-loader';
+ 
 
 @Component({
   selector: 'app-root',

frontend/ng-karaoqueue/src/app/app.module.ts

@@ -47,8 +47,6 @@ import { SongSearchComponent } from './song-search/song-search.component';
 
 import { debounceTime, distinctUntilChanged } from "rxjs/operators";
 
-import { RuntimeConfigLoaderModule } from 'runtime-config-loader';
-
 @NgModule({
   declarations: [
     AppComponent,

frontend/ng-karaoqueue/src/app/entry-service.service.ts

@@ -1,6 +1,6 @@
 import { Injectable } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
-import { RuntimeConfigLoaderService } from 'runtime-config-loader';
+ 
 import { Entry } from './models/entry.model';
 import { Observable } from 'rxjs';
 

frontend/ng-karaoqueue/src/app/song-service.service.ts

@@ -4,7 +4,7 @@ import { Song } from './models/song.model';
 import { Artist } from './models/artist.model';
 import { Genre } from './models/genre.model';
 import { Language } from './models/language.model';
-import { RuntimeConfigLoaderService } from 'runtime-config-loader';
+ 
 import { Observable } from 'rxjs';
 
 @Injectable({