I'm not in marketing, but what message is the sexy anteater supposed to convey about integrating this into my workflow?

Related, GH/MSFT released GenAIScript, which is an extensive open-source JS/TS SDK for building AI workflows with built-in connections to dozens of integrations and prompt management / eval features: https://microsoft.github.io/genaiscript/

Part of the broader work on Continuous AI: https://githubnext.com/projects/continuous-ai/

I've been doing software for 25 years and just had to look up SDLC ;).