ci: numacell: fix dockerfile, add release flow

Fix the dockerfile to be self-contained (use builder step)
and add gh action release flow to make updating the CI image
easier.

Signed-off-by: Francesco Romani <[email protected]>

.github/workflows/release-numacell.yml

@@ -0,0 +1,41 @@
+name: CI testsuite release flow
+
+on:
+  workflow_dispatch:
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  release-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      # note the version is hardcoded here because
+      # we expect to refresh from main branch
+      - name: Build Image
+        id: build-image
+        uses: redhat-actions/buildah-build@v2
+        with:
+          image: numacell-device-plugin
+          tags: test-ci
+          dockerfiles: |
+            ./Dockerfile.tests
+
+      - name: Push to quay
+        id: push-to-quay
+        uses: redhat-actions/push-to-registry@v2
+        with:
+          image: ${{ steps.build-image.outputs.image }}
+          tags: ${{ steps.build-image.outputs.tags }}
+          registry: quay.io/openshift-kni
+          username: ${{ secrets.QUAY_IO_USERNAME }}
+          password: ${{ secrets.QUAY_IO_ROBOTOKEN }}
+
+      - name: Print image url
+        run: echo "Image pushed to ${{ steps.push-to-quay.outputs.registry-paths }}"

test/deviceplugin/cmd/numacell/Dockerfile

@@ -1,3 +1,10 @@
+FROM docker.io/golang:1.23 AS builder
+
+WORKDIR /go/src/github.com/openshift-kni/numaresources-operator
+COPY . .
+
+RUN make build-numacell
+
 FROM registry.access.redhat.com/ubi9/ubi-minimal
-ADD numacell /bin/numacell
+COPY --from=builder /go/src/github.com/openshift-kni/numaresources-operator/bin/numacell /bin/numacell
 ENTRYPOINT ["/bin/numacell", "-alsologtostderr", "-v", "3"]