Teams + Mattermost: people matched by email (verified only on Mattermost)
Telegram ratings: buttons replaced by the answer; live-test findings in the Teams/Mattermost dev guide
PR #166 merged: Microsoft Teams and Mattermost pages, developer guide with what changed at merge, ratings in the chat, Code traps convention Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>