Function insert_if_missing

atomic-agent/src/hooks/grok.rs:422–426

(raw: &mut Value, key: &str, value: Value)

}

fn insert_if_missing(raw: &mut Value, key: &str, value: Value) {
    if let Some(obj) = raw.as_object_mut() {
        obj.entry(key.to_string()).or_insert(value);
    }
}

fn uuid_short() -> String {
    use std::time::{SystemTime, UNIX_EPOCH};