fix(workflows): reject falsy non-mapping step.yml in step add - #4321

fix(workflows): reject falsy non-mapping step.yml in step add#4321

mnriem merged 3 commits into

github:maingithub/spec-kit:mainfrom

Noor-ul-ain001:fix/step-add-falsy-yaml-shapeNoor-ul-ain001/spec-kit:fix/step-add-falsy-yaml-shapeCopy head branch name to clipboard