pub async fn get_certificate_for_user(
conn: &mut PgConnection,
user_id: Uuid,
certificate_configuration_id: Uuid,
) -> ModelResult<GeneratedCertificate>
pub async fn get_certificate_for_user(
conn: &mut PgConnection,
user_id: Uuid,
certificate_configuration_id: Uuid,
) -> ModelResult<GeneratedCertificate>