Allow all Matroska AttachedFiles to be read & written via metadata tags

src/misc.ts

@@ -765,3 +765,17 @@ export const bytesToBase64 = (bytes: Uint8Array) => {
 
 	return btoa(string);
 };
+
+export const uint8ArraysAreEqual = (a: Uint8Array, b: Uint8Array) => {
+	if (a.length !== b.length) {
+		return false;
+	}
+
+	for (let i = 0; i < a.length; i++) {
+		if (a[i] !== b[i]) {
+			return false;
+		}
+	}
+
+	return true;
+};