feat: add setup wizard

backend/src/auth/dto/authSignIn.dto.ts

@@ -2,6 +2,7 @@ import { PickType } from "@nestjs/swagger";
 import { UserDTO } from "src/user/dto/user.dto";
 
 export class AuthSignInDTO extends PickType(UserDTO, [
+  "username",
   "email",
   "password",
 ] as const) {}