Refactor project structure

cmd/tag.go

@@ -0,0 +1,22 @@
+package cmd
+
+import (
+	"fmt"
+	"gitea.stuzer.link/stuzer05/docker-registry-manager/internal/app"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+func RegistryTag(app *app.App, sourceImage, targetImage string) {
+	if !strings.HasPrefix(targetImage, app.RegistryName) {
+		targetImage = app.RegistryName + "/" + targetImage
+	}
+
+	cmd := exec.Command("docker", "tag", sourceImage, targetImage)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	if err := cmd.Run(); err != nil {
+		fmt.Println("Error tagging image:", err)
+	}
+}