Add the Discord-logo avatar and a script that uploads it as the bridge
bot and sets the display name to "Discord Bridge". Document the new
"Discord Bridge Down" Grafana alert, and why the bot login belongs on a
dedicated non-chatting account: whoever holds it sends to Discord as the
bot instead of through the relay webhook.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017PCb59uY3UKqDqt7B6hzd5