Fix all cache/staleness issues from UCB liveness audit; chat chip shows LIVE selected-strategy score

Clarify bandit selection score labels

Show both reward axes (explicit content / inferred format) in the UI

Domain-scope trends/time-series + per-domain Strategy Performance panel

Remove Signals tab + signal correlation matrix (UI + code)

Signal mix: count every firing, not just resolver winners

Analytics: window selector now refreshes Health + Content tabs

Strip decorative emoji + ChatGPT-style copy from analytics

Analytics header: compact production-grade two-row layout

Add customer_health: retention cohorts + NPS + engagement segments

Add signal correlation heatmap to analytics

Add three trend charts: platform activity, per-topic, per-user

Initial commit — APE Modulor for HF Spaces deploy