remove old cli files

util.go

@@ -1,23 +0,0 @@
-package main
-
-import "flag"
-
-// indexOf returns the index of an element in an array
-func indexOf[T comparable](collection []T, e T) int {
-	for i, x := range collection {
-		if x == e {
-			return i
-		}
-	}
-	return -1
-}
-
-func isFlagPassed(name string) bool {
-	found := false
-	flag.Visit(func(f *flag.Flag) {
-		if f.Name == name {
-			found = true
-		}
-	})
-	return found
-}