fix(apache#5292): Simplify run cmd for archs other than amd64

pkg/builder/jib.go

@@ -23,6 +23,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"runtime"
 	"strings"
 
 	v1 "github.com/apache/camel-k/v2/pkg/apis/camel/v1"
@@ -111,10 +112,17 @@ func (t *jibTask) Do(ctx context.Context) v1.BuildStatus {
 	mavenArgs = append(mavenArgs, jib.JibMavenToImageParam+t.task.Image)
 	mavenArgs = append(mavenArgs, jib.JibMavenFromImageParam+baseImage)
 	mavenArgs = append(mavenArgs, jib.JibMavenBaseImageCache+mavenDir+"/jib")
+
+	// If not explicitly configured otherwise, we build the integration for the arch we run on.
+	// Building the integration for multiarch is deferred until the next major version (e.g. 3.x)
+	jibFromPlatforms := "linux/amd64"
 	if t.task.Configuration.ImagePlatforms != nil {
-		platforms := strings.Join(t.task.Configuration.ImagePlatforms, ",")
-		mavenArgs = append(mavenArgs, jib.JibMavenFromPlatforms+platforms)
+		jibFromPlatforms = strings.Join(t.task.Configuration.ImagePlatforms, ",")
+	} else if runtime.GOARCH == "arm64" {
+		jibFromPlatforms = "linux/arm64"
 	}
+	mavenArgs = append(mavenArgs, jib.JibMavenFromPlatforms+jibFromPlatforms)
+
 	if t.task.Registry.Insecure {
 		mavenArgs = append(mavenArgs, jib.JibMavenInsecureRegistries+"true")
 	}