[ci]: migrate kubernetes bootcamp image to prow

deploy/image/kubernetes-bootcamp/Dockerfile

@@ -0,0 +1,5 @@
+FROM node:slim
+RUN apt-get update && apt-get install curl -y
+EXPOSE 8080
+COPY server.js .
+CMD [ "node", "server.js" ]

deploy/image/kubernetes-bootcamp/server.js

@@ -0,0 +1,19 @@
+var http = require('http');
+var requests = 0;
+var podname = process.env.HOSTNAME;
+var startTime;
+var host;
+var handleRequest = function(request, response) {
+  response.setHeader('Content-Type', 'text/plain');
+  response.writeHead(200);
+  response.write('Hello Kubernetes bootcamp! | Hostname: ');
+  response.write(host);
+  response.end(' | v=2\n');
+  console.log('Hostname:', host, '| Total Requests:', ++requests, '| App Uptime:', (new Date() - startTime)/1000 , 'seconds', '| Log Time:', new Date());
+}
+var www = http.createServer(handleRequest);
+www.listen(8080, function () {
+    startTime = new Date();
+    host = process.env.HOSTNAME;
+    console.log('Kubernetes Bootcamp App Started At:', startTime, '| Running On:', host, '\n');
+});

hack/prow/image/kubernetes-bootcamp/cloudbuild.yaml

@@ -0,0 +1,19 @@
+# See https://cloud.google.com/cloud-build/docs/build-config
+options:
+  substitution_option: ALLOW_LOOSE
+steps:
+- name: gcr.io/k8s-staging-test-infra/gcb-docker-gcloud:v20250513-9264efb079
+  entrypoint: make
+  env:
+    - DOCKER_CLI_EXPERIMENTAL=enabled
+    - _GIT_TAG=$_GIT_TAG
+    - _PULL_BASE_REF=$_PULL_BASE_REF
+  args:
+    - push-kubernetes-bootcamp
+  substitutions:
+  # _GIT_TAG will be filled with a git-based tag for the image, of the form vYYYYMMDD-hash, and
+  # can be used as a substitution
+  _GIT_TAG: '12345'
+  # _PULL_BASE_REF will contain the ref that was pushed to to trigger this build -
+  # a branch like 'master' or 'release-0.2', or a tag like 'v0.2'.
+  _PULL_BASE_REF: 'master'

hack/prow/prow.mk

@@ -1,5 +1,4 @@
-.PHONY: integration-prow-kvm-docker-linux-x86-64
-
+.PHONY: integration-prow-kvm-docker-linux-x86-64 integration-prow-docker-docker-linux-x86-64  push-kubernetes-bootcamp
 
 integration-prow-docker-docker-linux-x86-64:
 # 	build first
@@ -16,4 +15,11 @@ integration-prow-kvm-docker-linux-x86-64:
 	cp -f "${GCE_SSH_PRIVATE_KEY_FILE}" ~/.ssh/google_compute_engine
 	cp -f "${GCE_SSH_PUBLIC_KEY_FILE}" ~/.ssh/google_compute_engine.pub
 	GOTOOLCHAIN=auto go build -C ./hack/prow/minitest -o $(PWD)/out/minitest .
-	./out/minitest  --deployer boskos --tester kvm-docker-linux-amd64-integration --config hack/prow/kvm.json
+	./out/minitest  --deployer boskos --tester kvm-docker-linux-amd64-integration --config hack/prow/kvm.json
+
+push-kubernetes-bootcamp:
+	docker run --rm --privileged tonistiigi/binfmt:latest --install all
+	docker buildx create --name multiarch --bootstrap
+	docker buildx build --builder multiarch --push --platform  linux/amd64,linux/arm64 \
+		-t gcr.io/minikube/kubernetes-bootcamp:$(_GIT_TAG) -t gcr.io/minikube/kubernetes-bootcamp:latest deploy/image/kubernetes-bootcamp
+	docker buildx rm multiarch