Merge pull request #1086 from c9s/fix/grid2/quote-fee-rounding

Author: narumiruna

pkg/strategy/rebalance/strategy.go

@@ -141,9 +141,9 @@ func (s *Strategy) Run(ctx context.Context, _ bbgo.OrderExecutor, session *bbgo.
 	s.initOrderExecutorMapFromMarkets(ctx, markets)
 
 	s.activeOrderBook = bbgo.NewActiveOrderBook("")
-	s.activeOrderBook.BindStream(session.UserDataStream)
+	s.activeOrderBook.BindStream(s.session.UserDataStream)
 
-	session.MarketDataStream.OnKLineClosed(func(kline types.KLine) {
+	s.session.MarketDataStream.OnKLineClosed(func(kline types.KLine) {
 		s.rebalance(ctx)
 	})