Building the v2.0 tag (or even master) using docker does not: E: The repository 'http://security.ubuntu.com/ubuntu eoan-security Release' does not have a R

Building the v2.0 tag (or even master) using docker does not: E: The repository 'http://security.ubuntu.com/ubuntu eoan-security Release' does not have a Release file. And just bumping the image tag to ":groovy" caused subsequent silliness, so this project is obviously only for folks who enjoy fighting with build systems (and that matches my experience of anything in the world that touches Numpy and friends)