lint and type fixes

packages/backend/src/server/api/SignupApiService.ts

@@ -4,7 +4,6 @@
  */
 
 import { Inject, Injectable } from '@nestjs/common';
-//import bcrypt from 'bcryptjs';
 import * as argon2 from 'argon2';
 import { IsNull } from 'typeorm';
 import { DI } from '@/di-symbols.js';
@@ -205,7 +204,6 @@ export class SignupApiService {
 			const code = secureRndstr(16, { chars: L_CHARS });
 
 			// Generate hash of password
-			//const salt = await bcrypt.genSalt(8);
 			const hash = await argon2.hash(password);
 
 			const pendingUser = await this.userPendingsRepository.insertOne({