chore: fix unused issued

Signed-off-by: Yves Brissaud <yves.brissaud@docker.com>

Author: eunomie

sbom/diff.go

@@ -21,43 +21,13 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/anchore/packageurl-go"
-	"github.com/gookit/color"
 	"github.com/jedib0t/go-pretty/v6/table"
 	"github.com/jedib0t/go-pretty/v6/text"
 
 	"github.com/docker/cli/cli/command"
 	"github.com/docker/index-cli-plugin/types"
 )
 
-type colors struct {
-	critical    color.RGBColor
-	high        color.RGBColor
-	medium      color.RGBColor
-	low         color.RGBColor
-	unspecified color.RGBColor
-
-	removed color.Color
-	added   color.Color
-	changed color.Color
-}
-
-var defaultColors *colors
-
-func init() {
-	defaultColors = &colors{
-		critical:    color.HEX("D52536"),
-		high:        color.HEX("DD7805"),
-		medium:      color.HEX("FBB552"),
-		low:         color.HEX("FCE1A9"),
-		unspecified: color.HEX("E9ECEF"),
-
-		removed: color.Green,
-		added:   color.Red,
-		changed: color.Yellow,
-	}
-}
-
 func DiffImages(image1 string, image2 string, cli command.Cli, workspace string, apikey string) error {
 	resultChan := make(chan ImageIndexResult, 2)
 	var wg sync.WaitGroup
@@ -90,14 +60,6 @@ func toPackageKey(pkg types.Package) string {
 	}
 }
 
-func toPackageName(pkg packageurl.PackageURL) string {
-	if pkg.Namespace != "" {
-		return fmt.Sprintf("%s/%s/%s", pkg.Type, pkg.Namespace, pkg.Name)
-	} else {
-		return fmt.Sprintf("%s/%s", pkg.Type, pkg.Name)
-	}
-}
-
 func toImageName(result ImageIndexResult) string {
 	imageName := result.Sbom.Source.Image.Name
 	imageName = strings.TrimPrefix(imageName, "index.docker.io/")
@@ -223,14 +185,14 @@ func diffPackages(result1, result2 ImageIndexResult) {
 	}
 }
 
-type CveEntry struct {
+/*type CveEntry struct {
 	image1 []types.Cve
 	image2 []types.Cve
 }
 
 type CveMap map[string]CveEntry
 
-/*func diffCves(result1, result2 ImageIndexResult) {
+func diffCves(result1, result2 ImageIndexResult) {
 	dc := 0
 	cves := make(CveMap)
 	for _, c := range result1.Sbom.Vulnerabilities {