feat: Create backup queue controller and add to disableable list

Co-authored-by: aider (gemini/gemini-2.5-pro) <aider@aider.chat>
Signed-off-by: Scott Seago <sseago@redhat.com>

pkg/controller/backup_queue_controller_test.go

@@ -0,0 +1,61 @@
+/*
+Copyright the Velero contributors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package controller
+
+import (
+	"context"
+	"testing"
+
+	"github.com/sirupsen/logrus"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/types"
+	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client/fake"
+
+	velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
+)
+
+func TestBackupQueueReconciler(t *testing.T) {
+	scheme := runtime.NewScheme()
+	velerov1api.AddToScheme(scheme)
+
+	backup := &velerov1api.Backup{
+		ObjectMeta: metav1.ObjectMeta{
+			Namespace: "velero",
+			Name:      "test-backup",
+		},
+	}
+
+	fakeClient := fake.NewClientBuilder().WithScheme(scheme).WithRuntimeObjects(backup).Build()
+	logger := logrus.New()
+	log := logger.WithField("controller", "backup-queue-test")
+
+	r := NewBackupQueueReconciler(fakeClient, scheme, log)
+	req := ctrl.Request{
+		NamespacedName: types.NamespacedName{
+			Namespace: "velero",
+			Name:      "test-backup",
+		},
+	}
+
+	res, err := r.Reconcile(context.Background(), req)
+	require.NoError(t, err)
+	assert.Equal(t, ctrl.Result{}, res)
+}