c97a3834d1
- /group/<name> URL creates/joins a group (auto-created on first visit) - / and /chat redirect to /group/lobby (default group) - Each group has isolated history, clients, and SSE streams - /setpass <password> sets a password for the current group - /clearpass removes the password - Password prompt modal in web UI, stored in sessionStorage - SSE sends auth-fail event if wrong password, triggers re-prompt - Group name shown as tag in header - TCP clients use lobby group by default Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>