feat: updated pkg implementations

pkg/util/util.go

@@ -1,10 +1,8 @@
 package util
 
 import (
-	"archive/tar"
 	"bytes"
 	"cmp"
-	"compress/gzip"
 	"crypto/tls"
 	"fmt"
 	"io"
@@ -99,69 +97,3 @@ func CopyIf[T comparable](s []T, condition func(t T) bool) []T {
 	}
 	return f
 }
-
-func CreateArchive(files []string, buf io.Writer) error {
-	// Create new Writers for gzip and tar
-	// These writers are chained. Writing to the tar writer will
-	// write to the gzip writer which in turn will write to
-	// the "buf" writer
-	gw := gzip.NewWriter(buf)
-	defer gw.Close()
-	tw := tar.NewWriter(gw)
-	defer tw.Close()
-
-	// Iterate over files and add them to the tar archive
-	for _, file := range files {
-		err := addToArchive(tw, file)
-		if err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func addToArchive(tw *tar.Writer, filename string) error {
-	// open file to write to archive
-	file, err := os.Open(filename)
-	if err != nil {
-		return err
-	}
-	defer file.Close()
-
-	// get FileInfo for file size, mode, etc.
-	info, err := file.Stat()
-	if err != nil {
-		return err
-	}
-
-	// skip file if it's a directory
-	if info.IsDir() {
-		return nil
-	}
-
-	// create a tar Header from the FileInfo data
-	header, err := tar.FileInfoHeader(info, info.Name())
-	if err != nil {
-		return err
-	}
-
-	// use full path as name (FileInfoHeader only takes the basename) to
-	// preserve directory structure
-	// see for more info: https://golang.org/src/archive/tar/common.go?#L626
-	header.Name = filename
-
-	// Write file header to the tar archive
-	err = tw.WriteHeader(header)
-	if err != nil {
-		return err
-	}
-
-	// copy file content to tar archive
-	_, err = io.Copy(tw, file)
-	if err != nil {
-		return err
-	}
-
-	return nil
-}