chore: sync API

Author: CloudNativePG Automated Updates

pkg/api/v1/cluster_types.go

@@ -112,6 +112,11 @@ const (
 	// MissingWALDiskSpaceExitCode is the exit code the instance manager
 	// will use to signal that there's no more WAL disk space
 	MissingWALDiskSpaceExitCode = 4
+
+	// MissingWALArchivePlugin is the exit code used by the instance manager
+	// to indicate that it started successfully, but the configured WAL
+	// archiving plugin is not available.
+	MissingWALArchivePlugin = 5
 )
 
 // SnapshotOwnerReference defines the reference type for the owner of the snapshot.