feat: add view shares account page (#868)

Fixes: #224

src/app/shares/shares.service.spec.ts

@@ -0,0 +1,12 @@
+import { TestBed } from '@angular/core/testing';
+
+import { SharesService } from './shares.service';
+
+describe('SharesService', () => {
+  beforeEach(() => TestBed.configureTestingModule({}));
+
+  it('should be created', () => {
+    const service: SharesService = TestBed.get(SharesService);
+    expect(service).toBeTruthy();
+  });
+});