ci: sync api to api repo (cloudnative-pg#5679)

Trigger the `sync-api` workflow on the `API` repository when pushing to the `main` branch.

Signed-off-by: Francesco Canovai <francesco.canovai@enterprisedb.com>

.github/workflows/sync-api.yml

@@ -0,0 +1,17 @@
+name: Sync API
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  trigger-sync:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Invoke repository dispatch
+        uses: peter-evans/repository-dispatch@v3
+        with:
+          token: ${{ secrets.REPO_GHA_PAT }}
+          repository: cloudnative-pg/api
+          event-type: sync-api

api/v1/cluster_funcs.go

@@ -136,11 +136,6 @@ func (status *ClusterStatus) GetAvailableArchitecture(archName string) *Availabl
 	return nil
 }
 
-// DeepCopyInto needs to be manually added for the controller-gen compiler to work correctly, given that it cannot
-// generate the DeepCopyInto for the regexp type.
-// The method is empty because we don't want to transfer the cache when invoking DeepCopyInto
-func (receiver synchronizeReplicasCache) DeepCopyInto(*synchronizeReplicasCache) {}
-
 func (r *SynchronizeReplicasConfiguration) compileRegex() []error {
 	if r == nil {
 		return nil

api/v1/zz_api_repo_funcs_to_copy.go

@@ -0,0 +1,27 @@
+/*
+Copyright The CloudNativePG 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 v1
+
+// IMPORTANT:
+// This file contains the functions that need to be copied from the api/v1 package to the cloudnative-pg/api
+// repository. This is currently required because the controller-gen tool cannot generate DeepCopyInto for the
+// regexp type. This will be removed once the controller-gen tool supports this feature.
+
+// DeepCopyInto needs to be manually added for the controller-gen compiler to work correctly, given that it cannot
+// generate the DeepCopyInto for the regexp type.
+// The method is empty because we don't want to transfer the cache when invoking DeepCopyInto.
+func (receiver synchronizeReplicasCache) DeepCopyInto(*synchronizeReplicasCache) {}