chore: apply some linter recommendations.

pkg/prebuild/builder/attach.go

@@ -38,9 +38,9 @@ func (b ReAttach) Apply(opt *Option, profile string) (string, error) {
 
 	if strings.Contains(profile, "attach_disconnected") {
 		insert = "@{att} = /att/" + opt.Name + "/\n"
-		profile = strings.Replace(profile,
+		profile = strings.ReplaceAll(profile,
 			"attach_disconnected",
-			"attach_disconnected,attach_disconnected.path=@{att}", -1,
+			"attach_disconnected,attach_disconnected.path=@{att}",
 		)
 
 		old := "include if exists <local/" + opt.Name + ">"

pkg/prebuild/builder/core.go

@@ -20,13 +20,13 @@ var (
 	Builders = map[string]Builder{}
 )
 
-// Main directive interface
+// Builder main directive interface
 type Builder interface {
 	prebuild.BaseInterface
 	Apply(opt *Option, profile string) (string, error)
 }
 
-// Builder options
+// Option for a builder
 type Option struct {
 	Name string
 	File *paths.Path

pkg/prebuild/builder/userspace.go

@@ -54,7 +54,7 @@ func (b Userspace) Apply(opt *Option, profile string) (string, error) {
 	matches := regAttachments.FindAllString(profile, -1)
 	if len(matches) > 0 {
 		att := f.GetDefaultProfile().GetAttachments()
-		strheader := strings.Replace(matches[0], tokATTACHMENT, att, -1)
+		strheader := strings.ReplaceAll(matches[0], tokATTACHMENT, att)
 		return regAttachments.ReplaceAllLiteralString(profile, strheader), nil
 	}
 	return profile, nil