style(ui): sanitize all remaining company hype & titles in InstitutionalPanel subtabs

fix(quant): resolve timezone issue, sanitize titles, add live Watchlist batch quotes & auto-start AI trading runner

fix: serialize AccountStatus enum string to display real Alpaca paper account PA3R84OSP9BT and positions

feat: 10/10 HRT style point-in-time alpha research platform, purged walk-forward CV, risk parity & test suite