fix

apps/nextcloud/postgresql.tf

@@ -32,7 +32,46 @@ resource "kubectl_manifest" "prj_postgresql" {
         size: "${var.postgres.storage}"
   EOF
 }
+
+resource "kubectl_manifest" "prj_pre_migrate_pg" {
+  yaml_body  = <<-EOF
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: "${var.instance}-remove-zalando-extensions"
+  namespace: "${var.namespace}"
+spec:
+  template:
+    spec:
+      restartPolicy: OnFailure
+      containers:
+      - name: clean
+        image: docker.io/postgres:15.3-bookworm
+        imagePullPolicy: IfNotPresent
+        env:
+        - name: USERNAME
+          valueFrom:
+            secretKeyRef:
+              key:  username
+              name: postgres.${var.instance}-${var.component}.credentials.postgresql.acid.zalan.do
+        - name: PASSWORD
+          valueFrom:
+            secretKeyRef:
+              key:  password
+              name: postgres.${var.instance}-${var.component}.credentials.postgresql.acid.zalan.do
+        - name: DBURL
+          value: "${var.instance}-${var.component}"
+        - name: DBNAME
+          value: "${var.component}"
+        command:
+        - /bin/bash
+        - "-c"
+        - "echo -ne 'drop view if exists metric_helpers.pg_stat_statements;\ndrop function if exists metric_helpers.pg_stat_statements;\nDROP EXTENSION IF EXISTS pg_stat_statements;\nDROP EXTENSION IF EXISTS pg_stat_kcache;\nDROP EXTENSION IF EXISTS set_user;\n'| PGPASSWORD=\"$PASSWORD\" psql -U $USERNAME -d $DBNAME -h $DBURL"
+  EOF
+}
+
 resource "kubectl_manifest" "prj_pg" {
+  depends_on = [kubectl_manifest.prj_pre_migrate_pg]
   yaml_body  = <<-EOF
     apiVersion: postgresql.cnpg.io/v1
     kind: Cluster