Function webhook_payload_with_hmac

nodedb/src/control/security/siem.rs:255–266

()

    #[test]
    fn webhook_payload_with_hmac() {
        let config = SiemConfig {
            webhook_hmac_secret: "test_secret".into(),
            ..Default::default()
        };
        let exporter = SiemExporter::new(config);

        let (body, signature) = exporter.build_webhook_payload(&[test_entry()]);
        assert!(body.contains("nodedb"));
        assert!(!signature.is_empty());
        assert_eq!(signature.len(), 64); // SHA-256 hex = 64 chars.
    }

    #[test]
    fn hmac_consistency() {