distroless-iptables: provide debian 12 bookworm variant

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>

dependencies.yaml

@@ -483,10 +483,10 @@ dependencies:
       match: IMAGE_VERSION\ \?=\ v((([0-9]+)\.([0-9]+)\.([0-9]+)(?:-([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?)(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?)
 
   - name: "registry.k8s.io/build-image/go-runner: dependents"
-    version: v2.3.1-go1.20.7-bullseye.0
+    version: v2.3.1-go1.21.0-bookworm.0
     refPaths:
     - path: images/build/distroless-iptables/Makefile
-      match: GORUNNER_VERSION \?= v\d+\.\d+\.\d+-go\d+.\d+(alpha|beta|rc)?\.?(\d+)?-bullseye\.\d+
+      match: GORUNNER_VERSION \?= v\d+\.\d+\.\d+-go\d+.\d+(alpha|beta|rc)?\.?(\d+)?-bookworm\.\d+
 
   - name: "registry.k8s.io/build-image/setcap"
     version: bookworm-v1.0.0

images/build/distroless-iptables/Makefile

@@ -20,8 +20,8 @@ IMAGE=$(REGISTRY)/distroless-iptables
 TAG ?= $(shell git describe --tags --always --dirty)
 IMAGE_VERSION ?= v0.2.7
 CONFIG ?= distroless
-BASEIMAGE ?= debian:bullseye-slim
-GORUNNER_VERSION ?= v2.3.1-go1.20.7-bullseye.0
+BASEIMAGE ?= debian:bookworm-slim
+GORUNNER_VERSION ?= v2.3.1-go1.21.0-bookworm.0
 
 ARCH?=amd64
 ALL_ARCH = amd64 arm arm64 ppc64le s390x

images/build/distroless-iptables/variants.yaml

@@ -1,5 +1,9 @@
 variants:
-  distroless:
+  go1.20-distroless:
     CONFIG: 'distroless'
     IMAGE_VERSION: 'v0.2.7'
     GORUNNER_VERSION: 'v2.3.1-go1.20.6-bullseye.0'
+  go1.21-distroless:
+    CONFIG: 'distroless'
+    IMAGE_VERSION: 'v0.2.7'
+    GORUNNER_VERSION: 'v2.3.1-go1.21.0-bookworm.0'