fix(jenkins): Add Docker CLI via init container and mount docker socket

apps/jenkins/deployment.yaml

@@ -15,6 +15,18 @@ spec:
     spec:
       securityContext:
         fsGroup: 1000
+      initContainers:
+      - name: install-docker-cli
+        image: docker:24-cli
+        command:
+        - sh
+        - -c
+        - |
+          cp /usr/local/bin/docker /tmp/docker-bin/
+          chmod +x /tmp/docker-bin/docker
+        volumeMounts:
+        - name: docker-cli
+          mountPath: /tmp/docker-bin
       containers:
       - name: jenkins
         image: jenkins/jenkins:lts-jdk17
@@ -24,11 +36,15 @@ spec:
         env:
         - name: JENKINS_OPTS
           value: "--httpPort=8080"
+        - name: PATH
+          value: "/tmp/docker-bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
         volumeMounts:
         - name: jenkins-home
           mountPath: /var/jenkins_home
         - name: docker-sock
           mountPath: /var/run/docker.sock
+        - name: docker-cli
+          mountPath: /tmp/docker-bin
       volumes:
       - name: jenkins-home
         persistentVolumeClaim:
@@ -37,3 +53,5 @@ spec:
         hostPath:
           path: /var/run/docker.sock
           type: Socket
+      - name: docker-cli
+        emptyDir: {}