fix(core): rollback entire multi-turn request on cancellation or abort - #28801

fix(core): rollback entire multi-turn request on cancellation or abort#28801

DavidAPierce merged 2 commits into

google-gemini:maingoogle-gemini/gemini-cli:mainfrom

amelidev:b_522406228amelidev/gemini-cli:b_522406228Copy head branch name to clipboard