remove slack interaction since the token does not support rtm

bbgo/exchange/binance/stream.go

@@ -2,13 +2,13 @@ package binance
 
 import (
 	"context"
-	"github.com/c9s/bbgo/pkg/util"
 	"strings"
 	"time"
 
+	"github.com/c9s/bbgo/pkg/util"
+
 	"github.com/adshao/go-binance"
 	"github.com/gorilla/websocket"
-	log "github.com/sirupsen/logrus"
 
 	"github.com/c9s/bbgo/pkg/bbgo/types"
 )

bbgo/slack.go

@@ -100,12 +100,3 @@ func (n *SlackNotifier) ReportPnL(report *ProfitAndLossReport) {
 	}
 }
 
-type SlackInteraction struct {
-	Client         *slack.Client
-	Trader         *Trader
-	TradingContext *TradingContext
-}
-
-func (i *SlackInteraction) Connect() {
-
-}