docs(readme): add screenshot of web UI
docs(readme): add screenshot of web UI
fluential/youtube-dl-server,manbearwiz/youtube-dl-server,fluential/youtube-dl-server,htpc-helper/youtube-dl-server,fluential/youtube-dl-server,htpc-helper/youtube-dl-server,manbearwiz/youtube-dl-server,htpc-helper/youtube-dl-server