function fn_audit(string $fn_name, string $file, string $line, ...$args) {
    static $fn_map = [
        "update_user_meta" => [1 => DST_USER, 2 => RISKY_DB_PARAM, 3=> PARAM_SEARCH],
        "wp_create_user" => [1 => LOG_ACTION],
        "wp_insert_user" => [1 => LOG_ACTION]