feat: Add contact fields to hackathon and submission data; update registration service to handle string ID

imphnen-hackathon/src/v1/hackathon/hackathon_controller.rs

@@ -10,8 +10,7 @@ use super::hackathon_schema::SubmissionStatus;
 use crate::v1::hackathon::HackathonRepository;
 use crate::{AppState, ResponseSuccessDto, ErrorDto};
 use imphnen_entities::{PermissionsEnum, UsersDetailQueryDto};
-use imphnen_libs::{MetaRequestDto, ResponseListSuccessDto, ValidatedJson};
-use imphnen_iam::require_permissions;
+use imphnen_libs::{MetaRequestDto, ResponseListSuccessDto};
 use axum::{
     extract::{Extension, Path, Query},
     http::StatusCode,