/digital-marketing-pro:send-notification Purpose Send internal team notifications via Slack or Intercom for campaign status updates, performance alerts, approval requests, or general team communication. This command is strictly for internal team messaging — not customer-facing outreach. It provides structured, urgency-aware notifications that keep marketing teams, stakeholders, and collaborators informed about campaign progress, metric thresholds, and pending approvals without requiring them to check dashboards or wait for scheduled reports. Supports tiered urgency with appropriate formatting…