Move AppendUstr(), AppendUint() into helpers

pkg/utils/helpers/common.go

@@ -52,3 +52,21 @@ func Assert(err error) {
 func FirstUpper(str string) string {
 	return strings.ToUpper(str[0:1]) + str[1:]
 }
+
+func AppendUint(slice []int, i int) []int {
+	for _, ele := range slice {
+		if ele == i {
+			return slice
+		}
+	}
+	return append(slice, i)
+}
+
+func AppendUstr(slice []string, i string) []string {
+	for _, ele := range slice {
+		if ele == i {
+			return slice
+		}
+	}
+	return append(slice, i)
+}