Integrate financial sentiment research into Quant.ai and sync dashboard updates

feat(ai): add bilingual account and chart labels

feat(ai): add causal holding research and price replay dashboards

feat(ai): integrate direction holding candidates and audited L1 research

fix(ai): connect paper execution and reconcile intraday liquidation

feat(ai): add real L1 research and resilient capture

fix(ui): restore full-day charts and remove synthetic metrics

feat(ai): upgrade alpha dashboard to 31-factor matrix and real L1 microstructure lab

feat(ai): restore classic dashboards and independent account funds display

feat(ai): replace MSTR and add real L1 audit workflow

feat(ai): add audited alpha research and remove unverified prediction displays

fix(ai): distinguish proxy wave history from genuine L1 snapshots

feat(ai): publish causal research platform and audited portfolio comparisons

feat(ai): purge non-lob exit rules and reinforce profit lock ratchet

feat(ai): restructure repository layout into clean docs and scripts directories