Prepare consistent final Gitea export on Prometheus

ansible/inventory/group_vars/server.yml

@@ -87,6 +87,9 @@ server_backup_export_root: /var/lib/prometheus-backup-export
 server_backup_rrsync_path: /usr/share/doc/rsync/support/rrsync
 server_backup_export_calendar: "*-*-* 02:00:00 Europe/Rome"
 server_backup_export_start_timer: false
+# Explicit Gitea cutover helper: installed separately from any outage action.
+server_gitea_cutover_tools_enabled: false
+server_gitea_final_export: false
 server_backup_export_source_keep: 3
 server_backup_export_paths:
   - opt/npm/data

ansible/inventory/host_vars/prometheus.yml

@@ -8,6 +8,8 @@ ansible_ssh_private_key_file: /home/fscotto/.ssh/id_ed25519
 server_username: rocky
 server_backup_export_enabled: true
 server_backup_export_start_timer: true
+# Install the final-copy helper only; it is never run by a normal playbook invocation.
+server_gitea_cutover_tools_enabled: true
 server_duckdns_domain: fscotto
 server_ssh_authorized_keys:
   - name: ikaros