func GenerateName(strLen int) string {
	b := make([]byte, strLen)
	for i := range b {
		b[i] = letterBytes[rand.Intn(len(letterBytes))]
	}
	return string(b)
}
GenerateName generates a name of the specified length.
package utils
import (
	"math/rand"
	"strings"
)
func ContainsString(item string, slice []string) (contains bool) {
	for _, a := range slice {
		if a == item {
			return true
		}
	}
	return false
}
const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"