added missing implements

src/services/collection.service.ts

@@ -2,6 +2,7 @@ import { CollectionData } from '../models/data/collectionData';
 
 import { Collection } from '../models/domain/collection';
 
+import { CollectionService as CollectionServiceInterface } from '../abstractions/collection.service';
 import { CryptoService } from '../abstractions/crypto.service';
 import { StorageService } from '../abstractions/storage.service';
 import { UserService } from '../abstractions/user.service';
@@ -10,7 +11,7 @@ const Keys = {
     collectionsPrefix: 'collections_',
 };
 
-export class CollectionService {
+export class CollectionService implements CollectionServiceInterface {
     decryptedCollectionCache: any[];
 
     constructor(private cryptoService: CryptoService, private userService: UserService,

src/services/environment.service.ts

@@ -6,7 +6,7 @@ import { ApiService } from '../abstractions/api.service';
 import { EnvironmentService as EnvironmentServiceInterface } from '../abstractions/environment.service';
 import { StorageService } from '../abstractions/storage.service';
 
-export class EnvironmentService {
+export class EnvironmentService implements EnvironmentServiceInterface {
     baseUrl: string;
     webVaultUrl: string;
     apiUrl: string;

src/services/settings.service.ts

@@ -7,7 +7,7 @@ const Keys = {
     equivalentDomains: 'equivalentDomains',
 };
 
-export class SettingsService {
+export class SettingsService implements SettingsServiceInterface {
     private settingsCache: any;
 
     constructor(private userService: UserService, private storageService: StorageService) {