🔧 Extract common func into api function, also set sane defaults

pkg/compiler/backend/common.go

@@ -18,7 +18,6 @@ package backend
 import (
 	"os/exec"
 
-	"github.com/google/go-containerregistry/pkg/crane"
 	"github.com/mudler/luet/pkg/api/core/types"
 	"github.com/pkg/errors"
 )
@@ -28,13 +27,6 @@ const (
 	DockerBackend = "docker"
 )
 
-func imageAvailable(image string) bool {
-	// We use crane.insecure as we just check if the image is available
-	// It's the daemon duty to use it or not based on the host settings
-	_, err := crane.Digest(image, crane.Insecure)
-	return err == nil
-}
-
 type Options struct {
 	ImageName      string
 	SourcePath     string

pkg/compiler/backend/simpledocker.go

@@ -24,6 +24,7 @@ import (
 	"github.com/google/go-containerregistry/pkg/v1/daemon"
 	"github.com/google/go-containerregistry/pkg/v1/tarball"
 	bus "github.com/mudler/luet/pkg/api/core/bus"
+	"github.com/mudler/luet/pkg/api/core/image"
 	"github.com/mudler/luet/pkg/api/core/types"
 
 	v1 "github.com/google/go-containerregistry/pkg/v1"
@@ -118,7 +119,7 @@ func (s *SimpleDocker) ImageExists(imagename string) bool {
 }
 
 func (*SimpleDocker) ImageAvailable(imagename string) bool {
-	return imageAvailable(imagename)
+	return image.Available(imagename)
 }
 
 func (s *SimpleDocker) RemoveImage(opts Options) error {

pkg/compiler/backend/simpleimg.go

@@ -22,6 +22,7 @@ import (
 	"github.com/google/go-containerregistry/pkg/crane"
 	v1 "github.com/google/go-containerregistry/pkg/v1"
 	bus "github.com/mudler/luet/pkg/api/core/bus"
+	"github.com/mudler/luet/pkg/api/core/image"
 	"github.com/mudler/luet/pkg/api/core/types"
 
 	"github.com/pkg/errors"
@@ -135,7 +136,7 @@ func (s *SimpleImg) CopyImage(src, dst string) error {
 }
 
 func (s *SimpleImg) ImageAvailable(imagename string) bool {
-	return imageAvailable(imagename)
+	return image.Available(imagename)
 }
 
 // ImageExists check if the given image is available locally