PostHog Analytics Skill For implementing product analytics with PostHog - event tracking, user identification, feature flags, and project-specific dashboards. Sources: PostHog Docs | Product Analytics | Feature Flags --- Philosophy Measure what matters, not everything. Analytics should answer specific questions: - Are users getting value? (activation, retention) - Where do users struggle? (funnels, drop-offs) - What features drive engagement? (feature usage) - Is the product growing? (acquisition, referrals) Don't track everything. Track what informs decisions. --- Installation Next.js (App R…