Hit again on https://launchpadlibrarian.net/597887356/buildlog_snap_ubuntu_focal_arm64_maas-master_BUILDING.txt.gz (this time npm, so added confidence that it's not particular to the resource being fetched)
npm ERR! code E407 npm ERR! 407 Proxy Authentication Required - GET https://registry.npmjs.org/find-up
[22/Apr/2022:08:16:17 +0000] "CONNECT registry.npmjs.org:443 HTTP/1.1" 200 9604 "-" "-"
Hit again on https:/ /launchpadlibra rian.net/ 597887356/ buildlog_ snap_ubuntu_ focal_arm64_ maas-master_ BUILDING. txt.gz (this time npm, so added confidence that it's not particular to the resource being fetched)
npm ERR! code E407 /registry. npmjs.org/ find-up
npm ERR! 407 Proxy Authentication Required - GET https:/
[22/Apr/ 2022:08: 16:17 +0000] "CONNECT registry. npmjs.org: 443 HTTP/1.1" 200 9604 "-" "-"