don't use ALL_CAPS in Go struct definitions for configs about kelp HOT 5 CLOSED

tradingSecretSeed     string `toml:"TRADING_SECRET_SEED"`

type balancedConfig struct {
	PRICE_TOLERANCE               float64 `valid:"-" toml:"PRICE_TOLERANCE"`
	amountTolerance               float64 `valid:"-" toml:"AMOUNT_TOLERANCE"`
	spread                        float64 `valid:"-" toml:"SPREAD"`                       
	minAmountSpread               float64 `valid:"-" toml:"MIN_AMOUNT_SPREAD"`            
	maxAmountSpread               float64 `valid:"-" toml:"MAX_AMOUNT_SPREAD"`        
	maxLevels                     int16   `valid:"-" toml:"MAX_LEVELS"`                    
	levelDensity                  float64 `valid:"-" toml:"LEVEL_DENSITY"`                   
	ensureFirstNLevels            int16   `valid:"-" toml:"ENSURE_FIRST_N_LEVELS"`           
	minAmountCarryoverSpread      float64 `valid:"-" toml:"MIN_AMOUNT_CARRYOVER_SPREAD"`     
	maxAmountCarryoverSpread      float64 `valid:"-" toml:"MAX_AMOUNT_CARRYOVER_SPREAD"`     
	carryoverInclusionProbability float64 `valid:"-" toml:"CARRYOVER_INCLUSION_PROBABILITY"`
	virtualBalanceBase            float64 `valid:"-" toml:"VIRTUAL_BALANCE_BASE"`           
	virtualBalanceQuote           float64 `valid:"-" toml:"VIRTUAL_BALANCE_QUOTE"`
}

for i := 0; i < numFields; i++ {
	field := reflect.TypeOf(s).Field(i)
	fieldName := field.Name
	fieldDisplayName := field.Tag.Get("toml")
	if fieldDisplayName == "" {
		fieldDisplayName = fieldName
	}

	// set the transformation function
	transformFn := passthrough
	if fn, ok := transforms[fieldDisplayName]; ok {
		transformFn = fn
	}

	if reflect.ValueOf(s).Field(i).CanInterface() {
		value := reflect.ValueOf(s).Field(i).Interface()
		transformedValue := transformFn(value)
		buf.WriteString(fmt.Sprintf("%s: %+v\n", fieldDisplayName, transformedValue))
	}
}