bbgo bollmaker for BNB

bbgo.yaml

---
persistence:
  redis:
    host: 127.0.0.1
    port: 6379
    db: 0

exchangeStrategies:
- on: binance
  bollmaker:
    symbol: BNBUSDT
    interval: 1m
    amount: 30
    askSpread: 0.1%
    bidSpread: 0.1%
    minProfitSpread: 0.2%
    useTickerPrice: true
    
    dynamicExposurePositionScale:
      byPercentage:
        # exp means we want to use exponential scale, you can replace "exp" with "linear" for linear scale
        exp:
          # from down to up
          domain: [ -1, 1 ]
          # when in down band, holds 10.0 by maximum
          # when in up band, holds 1.0 by maximum
          range: [ 10.0, 1.0 ]

    uptrendSkew: 0.2
    downtrendSkew: 1.5

    long: true
    buyBelowNeutralSMA: true
    tradeInBand: true

    defaultBollinger:
      interval: "4h"
      window: 21
      bandWidth: 2.0

    neutralBollinger:
      interval: "5m"
      window: 21
      bandWidth: 2.0

    persistence:
      type: redis