Add prow/ci/functional job to openstack-k8s-operators/watcher-operator (

openshift#58986)

This patch is addint the functional tests job to the watcher-operator.

Not that the initial structure for functional tests is being added in
[1].

[1] openstack-k8s-operators/watcher-operator#10

ci-operator/config/openstack-k8s-operators/watcher-operator/openstack-k8s-operators-watcher-operator-main.yaml

@@ -25,6 +25,14 @@ tests:
     pre-commit run -a --show-diff-on-failure
   container:
     from: openstack-operator-ci-pre-commit
+- as: functional
+  commands: |
+    mkdir -p ../operator && cp -r . ../operator
+    cd ../operator
+    export GOFLAGS=
+    make test GINKGO_ARGS='--no-color'
+  container:
+    from: src
 zz_generated_metadata:
   branch: main
   org: openstack-k8s-operators

ci-operator/jobs/openstack-k8s-operators/watcher-operator/openstack-k8s-operators-watcher-operator-main-presubmits.yaml

@@ -1,5 +1,58 @@
 presubmits:
   openstack-k8s-operators/watcher-operator:
+  - agent: kubernetes
+    always_run: true
+    branches:
+    - ^main$
+    - ^main-
+    cluster: build10
+    context: ci/prow/functional
+    decorate: true
+    labels:
+      ci.openshift.io/generator: prowgen
+      pj-rehearse.openshift.io/can-be-rehearsed: "true"
+    name: pull-ci-openstack-k8s-operators-watcher-operator-main-functional
+    rerun_command: /test functional
+    spec:
+      containers:
+      - args:
+        - --gcs-upload-secret=/secrets/gcs/service-account.json
+        - --image-import-pull-secret=/etc/pull-secret/.dockerconfigjson
+        - --report-credentials-file=/etc/report/credentials
+        - --target=functional
+        command:
+        - ci-operator
+        image: ci-operator:latest
+        imagePullPolicy: Always
+        name: ""
+        resources:
+          requests:
+            cpu: 10m
+        volumeMounts:
+        - mountPath: /secrets/gcs
+          name: gcs-credentials
+          readOnly: true
+        - mountPath: /secrets/manifest-tool
+          name: manifest-tool-local-pusher
+          readOnly: true
+        - mountPath: /etc/pull-secret
+          name: pull-secret
+          readOnly: true
+        - mountPath: /etc/report
+          name: result-aggregator
+          readOnly: true
+      serviceAccountName: ci-operator
+      volumes:
+      - name: manifest-tool-local-pusher
+        secret:
+          secretName: manifest-tool-local-pusher
+      - name: pull-secret
+        secret:
+          secretName: registry-pull-credentials
+      - name: result-aggregator
+        secret:
+          secretName: result-aggregator
+    trigger: (?m)^/test( | .* )functional,?($|\s.*)
   - agent: kubernetes
     always_run: true
     branches: