Add cleanup for audio segment object URLs

services/objectUrlManager.ts

@@ -0,0 +1,24 @@
+const trackedUrls = new Set<string>();
+
+export const createTrackedObjectUrl = (blob: Blob): string => {
+  const url = URL.createObjectURL(blob);
+  trackedUrls.add(url);
+  return url;
+};
+
+export const revokeTrackedObjectUrl = (url?: string) => {
+  if (!url) return;
+  if (trackedUrls.has(url)) {
+    trackedUrls.delete(url);
+  }
+  URL.revokeObjectURL(url);
+};
+
+export const revokeMultipleObjectUrls = (urls: (string | undefined)[]) => {
+  urls.forEach(revokeTrackedObjectUrl);
+};
+
+export const revokeAllTrackedObjectUrls = () => {
+  trackedUrls.forEach(url => URL.revokeObjectURL(url));
+  trackedUrls.clear();
+};