feat: order management (cancel/amend), stale order cleanup before market close, enriched LLM reasoning (RSI+BTC+regime), fleet dashboard with SVG charts/gauges/donuts

bot.py

@@ -97,6 +97,15 @@ class Kalshi:
                 "post_only": False, "reduce_only": False}
         if dry: return {"simulated": True, "order": body}
         return self.req("POST", "/portfolio/events/orders", json=body)
+    def cancel_order(self, order_id, dry=False):
+        """Cancel an open order by ID."""
+        if dry: return {"simulated": True, "cancelled": order_id}
+        return self.req("DELETE", f"/portfolio/events/orders/{order_id}")
+    def amend_order(self, order_id, new_price_cents, dry=False):
+        """Amend an existing order's price."""
+        body = {"price": f"{new_price_cents/100:.4f}"}
+        if dry: return {"simulated": True, "amended": order_id}
+        return self.req("POST", f"/portfolio/events/orders/{order_id}/amend", json=body)
 
 # ───────── btc price feed ─────────
 def btc_price(coin="BTC"):
@@ -575,6 +584,27 @@ def run():
         try:
             resolve_bets(kx, conn)
             adapt_controls(conn, cfg)
+            # cancel stale unfilled orders close to market expiration
+            try:
+                open_orders = conn.execute(
+                    "SELECT id, ticker, order_id, side, price_cents FROM orders WHERE status IN ('placed','posted') AND dry=0"
+                ).fetchall()
+                for oid, ticker, koid, side, px in open_orders:
+                    try:
+                        m = kx.req("GET", f"/markets/{ticker}")
+                        ct = m.get("close_time","")
+                        if ct:
+                            close_ts = datetime.fromisoformat(ct.replace("Z","+00:00")).timestamp()
+                            mins_left = (close_ts - time.time())/60
+                            if mins_left < 1.5:
+                                kx.cancel_order(koid, cfg.get("dry_run", False))
+                                conn.execute("UPDATE orders SET status='cancelled' WHERE id=?", (oid,))
+                                conn.commit()
+                                log_event(conn, "info", f"CANCEL stale {ticker} {side}@{px}¢ (mins_left={mins_left:.1f})")
+                    except Exception:
+                        pass
+            except Exception:
+                pass
             p = btc_price(cfg.get("coin", "BTC"))
             if p:
                 conn.execute("INSERT INTO ticks VALUES (?,?)", (time.time(), p))