Fix trade log equity_after to chain from initial capital by close time.

Co-authored-by: Cursor <cursoragent@cursor.com>

app.py

@@ -1241,7 +1241,7 @@ def close_position(pid):
     result = classify_close_result(direction, close_price, sl, tp)
     minutes = holding_to_minutes(open_time, close_time)
     margin_pct = metrics.get("position_pct")
-    from trade_log_lib import calc_equity_after
+    from trade_log_lib import calc_equity_after, refresh_trade_log_equity_chain
     equity_after = calc_equity_after(capital, pnl_net)
     conn.execute(
         """INSERT INTO trade_logs
@@ -1258,6 +1258,10 @@ def close_position(pid):
         ),
     )
     conn.execute("DELETE FROM position_monitors WHERE id=?", (pid,))
+    try:
+        refresh_trade_log_equity_chain(conn, capital if capital > 0 else None)
+    except Exception as exc:
+        app.logger.debug("equity chain refresh after close: %s", exc)
     conn.commit()
     conn.close()
     touch_stats_cache()
@@ -1301,6 +1305,11 @@ def update_trade(tid):
             tid,
         ),
     )
+    try:
+        cap = float(get_setting("live_capital", "0") or 0)
+        refresh_trade_log_equity_chain(conn, cap if cap > 0 else None)
+    except Exception as exc:
+        app.logger.debug("equity chain refresh after trade edit: %s", exc)
     conn.commit()
     conn.close()
     touch_stats_cache()