shokollm a8e0baf0c0 fix: save portfolio data to database ...

Portfolio (cash balance, position, etc.) is now saved to DB
during simulation so it persists and shows in frontend.

2026-04-12 07:41:56 +00:00

..

backend

fix: save portfolio data to database

2026-04-12 07:41:56 +00:00

frontend

feat: add portfolio summary to simulation page

2026-04-12 07:15:11 +00:00