package utils import ( "math/rand" "strings" ) const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" func RandomString(n int) string { sb := strings.Builder{} sb.Grow(n) for i := 0; i < n; i++ { sb.WriteByte(charset[rand.Intn(len(charset))]) } return sb.String() }