Where I've run into it most is building electron apps - the electron builder seems to only look for uppercase variants: https://github.com/gajus/global-agent/blob/v2.1.5/README.md#environment-variables
An example in the wild: https://github.com/snapcrafters/signal-desktop/blob/a5e07a78605da7819f6dd6c4f62d31c16ee5610d/snap/snapcraft.yaml#L65-L69 I'll take a look at making the changes you mention and revert back shortly. -- https://code.launchpad.net/~jnsgruk/launchpad-buildd/+git/launchpad-buildd/+merge/482529 Your team Launchpad code reviewers is requested to review the proposed merge of ~jnsgruk/launchpad-buildd:proxy-vars-uppercase into launchpad-buildd:master. _______________________________________________ Mailing list: https://launchpad.net/~launchpad-reviewers Post to : launchpad-reviewers@lists.launchpad.net Unsubscribe : https://launchpad.net/~launchpad-reviewers More help : https://help.launchpad.net/ListHelp