WIP: Implement frontend

frontend/src/app/interceptor/api-url.interceptor.ts

@@ -0,0 +1,18 @@
+import { Injectable } from '@angular/core';
+import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
+import { Observable } from 'rxjs';
+import { Config } from '../config/Config';
+
+@Injectable()
+export class ApiUrlInterceptor implements HttpInterceptor {
+
+  constructor() {
+  }
+
+  intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
+    request = request.clone({
+      url: Config.apiBasePath + request.url
+    });
+    return next.handle(request);
+  }
+}