rename the file name from build-cpio.go to build_cpio.go

Signed-off-by: Lavish Pal <lvishpal408@gmail.com>

Author: lavishpal

internal/cli/build-cpio.go internal/cli/build_cpio.gointernal/cli/build-cpio.go renamed to internal/cli/build_cpio.go

@@ -21,9 +21,10 @@ import (
 	"path/filepath"
 	"testing"
 
-	"chainguard.dev/apko/internal/cli"
 	"github.com/stretchr/testify/require"
 
+	"chainguard.dev/apko/internal/cli"
+
 	"chainguard.dev/apko/pkg/build"
 )
 

internal/cli/build_cpio_test.go

@@ -299,8 +299,8 @@ func splitLayers(ctx context.Context, fsys apkfs.FullFS, groups []*group, pkgToD
 		// Maintain our "main" stack.
 		if f.header.Typeflag == tar.TypeDir {
 			// Pop off any directories that are not parents of the current file's directory.
-			for i := len(stack) - 1; i >= 0; i-- {
-				if stack[i].path == path.Dir(f.path) {
+			for i, v := range slices.Backward(stack) {
+				if v.path == path.Dir(f.path) {
 					break
 				}