Add possibility to invite members to workspace (#579)

* Add possibility to invite members to workspace

* Update endpoints

* Wrap up front end

* Fix according to review

* Fix lint

server/src/core/auth/services/auth.service.spec.ts

@@ -2,6 +2,7 @@ import { Test, TestingModule } from '@nestjs/testing';
 import { AuthService } from './auth.service';
 import { TokenService } from './token.service';
 import { UserService } from 'src/core/user/user.service';
+import { WorkspaceService } from 'src/core/workspace/services/workspace.service';
 
 describe('AuthService', () => {
   let service: AuthService;
@@ -18,6 +19,10 @@ describe('AuthService', () => {
           provide: UserService,
           useValue: {},
         },
+        {
+          provide: WorkspaceService,
+          useValue: {},
+        },
       ],
     }).compile();