change internal default for pooler image

docs/reference/operator_parameters.md

@@ -1012,7 +1012,7 @@ operator being able to provide some reasonable defaults.
 
 * **connection_pooler_image**
   Docker image to use for connection pooler deployment.
-  Default: "registry.opensource.zalan.do/acid/pgbouncer"
+  Default: "container-registry.zalando.net/acid/pgbouncer"
 
 * **connection_pooler_max_db_connections**
   How many connections the pooler can max hold. This value is divided among the

pkg/util/config/config.go

@@ -152,7 +152,7 @@ type ConnectionPooler struct {
 	NumberOfInstances                    *int32 `name:"connection_pooler_number_of_instances" default:"2"`
 	Schema                               string `name:"connection_pooler_schema" default:"pooler"`
 	User                                 string `name:"connection_pooler_user" default:"pooler"`
-	Image                                string `name:"connection_pooler_image" default:"registry.opensource.zalan.do/acid/pgbouncer"`
+	Image                                string `name:"connection_pooler_image" default:"container-registry.zalando.net/acid/pgbouncer"`
 	Mode                                 string `name:"connection_pooler_mode" default:"transaction"`
 	MaxDBConnections                     *int32 `name:"connection_pooler_max_db_connections" default:"60"`
 	ConnectionPoolerDefaultCPURequest    string `name:"connection_pooler_default_cpu_request"`

ui/Dockerfile

@@ -1,4 +1,4 @@
-ARG BASE_IMAGE=registry.opensource.zalan.do/library/alpine-3:latest
+ARG BASE_IMAGE=registry.opensource.zalan.do/library/alpine-3.15:latest
 ARG NODE_IMAGE=node:14.21.2-alpine
 
 FROM $NODE_IMAGE AS build