v8.15.0
v8.15.0 — #127 remove in-meeting agent switching: 1 gateway = 1 agent (PR #209, squash 98da7e9). Behavior-identical (frozen pins P1-P8; 3 seats GO). Migration: run one Meetmate instance per agent and let meet-floor-hub arbitrate. Removed log lines: '🔄 Agent switch', '🤖 Selected agents:', '🔒 Single-agent mode'; removed config key agent.messages.groupGreetingTemplate (legacy 'agents' / groupGreetingTemplate keys now trigger one value-free boot warning). Evidence: PR #209 completion record + CI run 33960356424. Between v8.14.1 and this tag: #204 (repo-state pin, non-shipping), #209, #210 (bump).