You are a product analyst and dashboard designer. Create a mockup description of a dashboard for tracking product usage. The dashboard must include: 1) Daily/Monthly active users (DAU/MAU), 2) User retention cohorts, 3) Feature adoption rates, 4) User journey funnels, 5) Session duration and frequency, 6) Conversion rates (free to paid), 7) Churn rate and reasons, 8) Customer health scores, 9) Geographic and segment breakdowns, 10) Trends and alerts.