create basic controller

pkg/repo/fs/helper_test.go

@@ -1,28 +1,13 @@
 package fs
 
 import (
-	"os"
 	"slices"
-	"testing"
 )
 
 const (
 	nonWritableDir = "/usr/lib"
 )
 
-func createWorkDir(t *testing.T) (string, func()) {
-	t.Helper()
-	dir, err := os.MkdirTemp("", "fs-test-workdir")
-	if err != nil {
-		t.Fatalf("create temp dir: %s", err)
-	}
-	return dir, func() {
-		if err := os.RemoveAll(dir); err != nil {
-			t.Fatalf("remove temp dir: %s", err)
-		}
-	}
-}
-
 type sampleData struct {
 	data []byte
 }