// combineUnique combines the given strings into a single string by hashing the length of each string and the string
// itself. This is used to generate a unique suffix for the queue name.
h := sha256.New()
for _, str := range strs {
b := sha256.Sum256([]byte(str))
_, _ = h.Write(b[:])
}
return base64.StdEncoding.EncodeToString(h.Sum(nil))
}