Add support for rar extraction

internal/config/v1.go

@@ -267,6 +267,17 @@ func (z *ZurgConfigV1) matchFilter(torrentName string, torrentSize int64, torren
 		}
 		return checkArithmeticSequenceInFilenames(fileNames)
 	}
+	if filter.IsMusic {
+		musicExts := []string{".m3u", ".mp3", ".flac"}
+		for _, filename := range fileNames {
+			for _, ext := range musicExts {
+				if strings.HasSuffix(strings.ToLower(filename), ext) {
+					return true
+				}
+			}
+		}
+		return false
+	}
 	if filter.FileInsideSizeGreaterThanOrEqual > 0 {
 		for _, fileSize := range fileSizes {
 			if fileSize >= filter.FileInsideSizeGreaterThanOrEqual {