No cap on sessions existed, but only the whole Panels column scrolled, so many sessions pushed Ops Alerts and Repo/CI far down. The list now has its own scroll area (46vh), keeps its position across polls and brings the current session into view on switch. Closes #53 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01WHRLCCdXYm41Qx5kNhehaP