ci(metis): use harbor test runners

Jenkinsfile

@@ -17,7 +17,7 @@ spec:
     - name: harbor-robot-pipeline
   containers:
     - name: dind
-      image: docker:27-dind
+      image: registry.bstein.dev/bstein/docker:27-dind
       securityContext:
         privileged: true
       env:
@@ -32,7 +32,7 @@ spec:
         - name: dind-storage
           mountPath: /var/lib/docker
     - name: builder
-      image: docker:27
+      image: registry.bstein.dev/bstein/docker:27
       command: ["cat"]
       tty: true
       env:
@@ -50,7 +50,7 @@ spec:
         - name: harbor-config
           mountPath: /docker-config
     - name: tester
-      image: golang:1.23-bookworm
+      image: registry.bstein.dev/bstein/golang:1.23-bookworm
       command: ["cat"]
       tty: true
       volumeMounts: