chore(backend): convert basic RefreshToken model to TypeORM entity (#2401)

* chore: convert basic RefreshToken model to TypeORM entity

Co-authored-by: v1b3m <vibenjamin6@gmail.com>

* Fix import

Co-authored-by: v1b3m <vibenjamin6@gmail.com>

---------

Co-authored-by: v1b3m <vibenjamin6@gmail.com>

server/src/coreV2/userv2/user.entity.ts

@@ -1,4 +1,6 @@
-import { Entity, Column, PrimaryGeneratedColumn } from 'typeorm';
+import { Entity, Column, PrimaryGeneratedColumn, OneToMany } from 'typeorm';
+
+import { RefreshToken } from 'src/coreV2/refresh-token/refresh-token.entity';
 
 @Entity('users')
 export class User {
@@ -16,4 +18,7 @@ export class User {
 
   @Column({ default: false })
   emailVerified: boolean;
+
+  @OneToMany(() => RefreshToken, (refreshToken) => refreshToken.user)
+  refreshTokens: RefreshToken[];
 }