Add logout functionality

frontend/src/app/Services/data.service.ts

@@ -1,22 +1,23 @@
 import { Injectable } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
 import { Observable } from 'rxjs';
-const API_URL = 'https://aktienbot.flokaiser.com/api/user';
+const API_URL = 'https://aktienbot.flokaiser.com/api/';
+const httpOptions = {
+  headers: new HttpHeaders({
+    'Content-Type': 'application/json',
+    Authorization: 'Bearer',
+  }),
+};
 @Injectable({
   providedIn: 'root',
 })
 export class DataService {
   constructor(private http: HttpClient) {}
   getPublicContent(): Observable<any> {
-    return this.http.get(API_URL + 'all', { responseType: 'text' });
+    return this.http.get(API_URL + 'portfolio', { responseType: 'text' });
   }
-  getUserBoard(): Observable<any> {
-    return this.http.get(API_URL + 'user', { responseType: 'text' });
-  }
-  getModeratorBoard(): Observable<any> {
-    return this.http.get(API_URL + 'mod', { responseType: 'text' });
-  }
-  getAdminBoard(): Observable<any> {
-    return this.http.get(API_URL + 'admin', { responseType: 'text' });
+
+  showStorage() {
+    console.log(localStorage);
   }
 }