userlib/jsonb/sibling.rs
use chrono::NaiveDateTime;
use common::utils::serialize_option_naive_date;
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
#[serde(rename_all = "camelCase")]
pub struct Sibling {
pub family_name: String,
pub name: String,
pub recent_school: Option<String>, // or uuid?
pub gender: Option<String>,
#[serde(default)]
#[serde(with = "serialize_option_naive_date")]
pub birth_date: Option<NaiveDateTime>,
}