Add list of tasks

frontend/allowance-planner-v2/src/app/services/task.service.ts

@@ -0,0 +1,16 @@
+import { HttpClient } from '@angular/common/http';
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { Task } from '../models/task';
+
+@Injectable({
+    providedIn: 'root'
+})
+export class TaskService {
+    private url = 'http://localhost:8080/api'
+    constructor(private http: HttpClient) {}
+
+    getTaskList(): Observable<Array<Task>> {
+        return this.http.get<Task[]>(`${this.url}/tasks`);
+    }
+}