Nomad changes

crates/kreuzberg-node/format-metadata-wrapper.js

@@ -0,0 +1,27 @@
+// Wrap JsFormatMetadata to add getters for format-specific metadata
+// This works around the limitation that #[napi(getter)] doesn't work on #[napi(object)]
+
+export function wrapFormatMetadata(fmt) {
+	if (!fmt || typeof fmt !== "object") return fmt;
+
+	const tag = fmt.format_type;
+	const payload = fmt["0"];
+
+	if (!payload) return fmt;
+
+	try {
+		const data = JSON.parse(payload);
+
+		// Add the typed variant property as a non-enumerable property
+		Object.defineProperty(fmt, tag, {
+			value: data,
+			enumerable: false,
+			writable: false,
+			configurable: false,
+		});
+	} catch (e) {
+		// Ignore JSON parse errors
+	}
+
+	return fmt;
+}