DAS and Sterling trade replay

Reconstruct every fill, position change, and flat-to-flat trade.

Upload a DAS or Sterling export, confirm the trading date, review reconstructed trades, and open a Lightweight Charts replay with executions plotted at their prices.

Focused MVP

Import - Reconstruct - Chart

ImportDAS CSV and Sterling Excel detection
ReplayFlat-to-flat reconstruction with split flips
ChartLightweight Charts with execution markers
DataServer-side Massive provider boundary
SharingSupabase schema and RLS prepared