Strengthen growth and agent retention loops

[sajeetharan]

Summary

• Recurring agent workflows and telemetry: reinforce recurring agent usage patterns, operational signals, and observability to keep the loop healthy.
• Profile readiness/freshness: improve readiness and recency checks so profiles surface as current and actionable.
• Review-only multi-channel campaigns: keep campaign activity review-only across channels to reduce noise and keep approvals intentional.
• Successful-discovery/campaign/agent dashboards: add visibility into successful discovery, campaign, and agent outcomes.
• Safe GitHub OAuth health check: verify the OAuth path remains safe and non-destructive before exposing health status.

Validation

• npm test
• npm run docs:build
• npm run dashboard:adoption
• npm run workbook:adoption
• npm run build
• git diff --check
• responsive /agents check
• live ADX schema execution was not run because tool access was cancelled