* Initial plan * Add C# GroupChat tool approval sample implementation Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> * Fix comment numbering for better code clarity Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> * Add GroupChatToolApproval project to solution Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> * Use Name property instead of Id for agent selection Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> * Fix file encoding - add UTF-8 BOM to C# files Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> * fix the sample * Update dotnet/samples/GettingStarted/Workflows/Agents/GroupChatToolApproval/README.md Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * address PR review feedback --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: SergeyMenshykh <68852919+SergeyMenshykh@users.noreply.github.com> Co-authored-by: SergeyMenshykh <sergemenshikh@gmail.com> Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>