So very easy upgrade, done within no time and no problems whatsoever with this dockerized mailcow instance.
https://github.com/mailcow/mailcow-dockerized/releases/tag/2022-07
On all three nodes I upgraded Pi-hole successfully by means of fully automated Watchtower Docker container update with dependency update facilitated by Mend's Renovate Bot. This MR contains the following updates: Package Update Change docker.io/pihole/pihole minor 2026.02.0 → 2026.04.1 Release Notes pi-hole/
Major upgrade to Docker container executed successfully by means of Watchtower infrastructure with dependency update facilitated by Mend's Renovate Bot. This MR contains the following updates: Package Update Change docker.io/sonarqube minor 26.3.0.120487-community → 26.4.0.121862-community
No problems upgrading the Docker container with a Docker compose yaml file within Portainer and by means of Portainer DevOps resp. GitOps with dependency update facilitated by Mend's Renovate Bot. This MR contains the following updates: Package Update Change ghcr.io/paperless-ngx/paperless-ngx patch 2.20.14 → 2.
Automatically upgrading Vaultwarden container with Watchtower and having to problems whatsoever with dependency update facilitated by Mend's Renovate Bot. This MR contains the following updates: Package Update Change docker.io/vaultwarden/server patch 1.35.7 → 1.35.8 Release Notes dani-garcia/vaultwarden (docker.io/vaultwarden/server) v1.