Refactor config history management to enforce byte size limit and optimize item prepending; improve hotkey listener synchronization to prevent deadlocks; enhance transcriber error handling to avoid leaking sensitive information; address multiple race conditions and potential crashes in audio processing; implement logging improvements and fix resource leaks; add comprehensive issue tracking documentation.

internal/services/whisper/whisper.go

@@ -433,7 +433,9 @@ func downloadFile(url, dest string, progress chan<- DownloadProgress) error {
 	for {
 		n, err := resp.Body.Read(buf)
 		if n > 0 {
-			out.Write(buf[:n])
+			if _, werr := out.Write(buf[:n]); werr != nil {
+				return werr
+			}
 			downloaded += int64(n)
 			if progress != nil && total > 0 {
 				progress <- DownloadProgress{