chore: add najva push notif service

src/modules/users/entities/user.entity.ts

@@ -58,6 +58,9 @@ export class User extends BaseEntity {
   @Property({ type: "timestamptz", nullable: true })
   twoFactorEnabledAt?: Date;
 
+  @Property({ type: "varchar", nullable: true })
+  pushToken?: string;
+
   //=========================
 
   @OneToMany(() => RefreshToken, (token) => token.user)