Andrej Peterka

Flask 1.0+ enables threading by default. Disable it to make sure the latest version of flask works. WIthout this fix, I get the error: ``` root@localhost:~$ /opt/youtube-dl/bin/youtube-dl-server * Serving Flask...

## System info **Operating System**: macOS Monterey 12.6 **Shaka Packager Version**: v2.6.1-634af65-release ## Issue and steps to reproduce the problem When packaging to DASH and the output filename contains an...