fix(agent-context): discover nested plan.md in scoped layouts (#3024)#3301

Noor-ul-ain001 wants to merge 3 commits into

github:maingithub/spec-kit:mainfrom

Noor-ul-ain001:fix/3024-nested-plan-discoveryNoor-ul-ain001/spec-kit:fix/3024-nested-plan-discoveryCopy head branch name to clipboard