Temporary test: GitHub n8n mention workflow

[druid-infra]

Temporary issue for validating the GitHub -> n8n -> Hermes mention workflow. Safe to close after verification.

[druid-infra]

@druid-infra Saw the mention. I can’t confirm local synthetic from the event payload alone—if you want verification, point me to the local run output or the relevant changes and I’ll check.

[druid-infra]

@druid-infra please reply with exactly: REAL GITHUB COMMENT SEEN

[druid-infra]

REAL GITHUB COMMENT SEEN