probe(noop): induce the shape and let the gate answer

.hanzo/workflows/cicd.yml

@@ -11,7 +11,7 @@ name: CI/CD
 # build that would have caught it — the tag moves only when a release is cut.
 on:
   push:
-    branches: [main]
+    branches: [main, 'ci/**']
     # A v* tag is what produces a published, immutable image tag (branch pushes
     # only ever yield sha-<sha7>). Without this trigger a release tag builds
     # nothing at all and the CR has no version to pin.
@@ -23,5 +23,5 @@ concurrency:
   cancel-in-progress: true
 jobs:
   gate:
-    uses: hanzoai/ci/.hanzo/workflows/build.yml@v1
+    uses: hanzoai/ci/.hanzo/workflows/build.yml@ci/probe-noop
     secrets: inherit

hanzo.yml

@@ -16,6 +16,10 @@ images:
     repo: ghcr.io/hanzoai/ci
 
 test:
+  - name: induced-noop
+    # A suite that runs and says nothing: the runner is invoked, its output
+    # is discarded, and the gate exits 0.
+    run: bash bin/vendormark_test.sh >/dev/null
   - name: go-vet
     run: |
       set -e