♻️ refactor(auth): clean up imports in mini-auth service

- remove unused File entity import
- remove unused uuidv4 import
- add process import from node:process for environment variable access

src/server/modules/auth/mini-auth.service.ts

@@ -1,10 +1,9 @@
 import { DataSource, Repository } from 'typeorm';
 import { UserEntity } from '@/server/modules/users/user.entity';
-import { File } from '@/server/modules/files/file.entity';
 import { FileService } from '@/server/modules/files/file.service';
 import jwt from 'jsonwebtoken';
 import axios from 'axios';
-import { v4 as uuidv4 } from 'uuid';
+import process from 'node:process'
 
 export class MiniAuthService {
   private userRepository: Repository<UserEntity>;