fixup! fixup! Use Signed Binaries for Docker Build

Author: sheylatrudo

.pipelines/build/dockerfiles/ipv6-hp-bpf.Dockerfile

@@ -1,6 +1,7 @@
 ARG ARCH
 
-FROM --platform=linux/${ARCH} mcr.microsoft.com/cbl-mariner/distroless/minimal:2.0 AS linux
+
+FROM --platform=linux/${ARCH} mcr.microsoft.com/azurelinux/distroless/minimal:3.0 AS linux
 ARG ARTIFACT_DIR
 COPY ${ARTIFACT_DIR}/lib/* /lib
 COPY ${ARTIFACT_DIR}/bin/ipv6-hp-bpf /ipv6-hp-bpf

.pipelines/build/dockerfiles/npm.Dockerfile

@@ -1,5 +1,19 @@
+ARG ARCH
 
-FROM mcr.microsoft.com/mirror/docker/library/ubuntu:20.04 as linux
+
+# intermediate for win-ltsc2022
+FROM --platform=windows/${ARCH} mcr.microsoft.com/windows/servercore@sha256:45952938708fbde6ec0b5b94de68bcdec3f8c838be018536b1e9e5bd95e6b943 as windows
+ARG ARTIFACT_DIR
+
+COPY ${ARTIFACT_DIR}/files/kubeconfigtemplate.yaml kubeconfigtemplate.yaml
+COPY ${ARTIFACT_DIR}/scripts/setkubeconfigpath.ps1 setkubeconfigpath.ps1
+COPY ${ARTIFACT_DIR}/scripts/setkubeconfigpath-capz.ps1 setkubeconfigpath-capz.ps1
+COPY ${ARTIFACT_DIR}/bin/azure-npm.exe npm.exe
+
+CMD ["npm.exe", "start" "--kubeconfig=.\\kubeconfig"]
+
+
+FROM --platform=linux/${ARCH} mcr.microsoft.com/mirror/docker/library/ubuntu:22.04 as linux
 ARG ARTIFACT_DIR
 
 RUN apt-get update && \
@@ -14,15 +28,3 @@ RUN apt-get update && \
 
 COPY ${ARTIFACT_DIR}/bin/azure-npm /usr/bin/azure-npm
 ENTRYPOINT ["/usr/bin/azure-npm", "start"]
-
-
-# intermediate for win-ltsc2022
-FROM mcr.microsoft.com/windows/servercore@sha256:45952938708fbde6ec0b5b94de68bcdec3f8c838be018536b1e9e5bd95e6b943 as windows
-ARG ARTIFACT_DIR
-
-COPY ${ARTIFACT_DIR}/files/kubeconfigtemplate.yaml kubeconfigtemplate.yaml
-COPY ${ARTIFACT_DIR}/scripts/setkubeconfigpath.ps1 setkubeconfigpath.ps1
-COPY ${ARTIFACT_DIR}/scripts/setkubeconfigpath-capz.ps1 setkubeconfigpath-capz.ps1
-COPY ${ARTIFACT_DIR}/bin/azure-npm.exe npm.exe
-
-CMD ["npm.exe", "start" "--kubeconfig=.\\kubeconfig"]