fix(acp): discover and select models from session model state (#19519)

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
Co-authored-by: Julius Marminge <julius0216@outlook.com>
9cbc2c0049Wout Stiens committed on 10/20/2026, 3:37:43 AM· committed by GitHubparentfc85775
7 files changedLine totals unavailable