Languages and Platforms
The essential workflow was defined by Jez Humble et al in a previous decade but there are still a surprising number of active developers frustrated spending time on repetitive tasks that would be best left to a machine.
Development time is too valuable to waste doing work you've already done!
Visual Studio Online, Visual Studio Team Services and Azure DevOps Pipelines
VSO, VSTS and now DevOps has had many names but throughout they have offered a solid GUI based interface for configuring Automated Builds and eventually automated releases.
Illustrates a very secure approach to variable management deficient in too many tools.
IBM Integration Bus
Anything with a command line interface can be integrated with an automated deployment pipeline.
Python 2.7 too; I just don't want to support any bad habits.
Rust can be particular about directory structures. After that its smooth sailing.