i record a live stream /root/bin/ffmpeg -i STREAM-LINK.m3u8 -t 500 -c copy -y -hls_playlist_type vod 1.m3u8 so if stream is down for 1 minute recording stop. so is there a way to continue to record on 1.m3u8 if run this command again so when i run same command it delete 1.m3u8 and start recording ne...