Almost forgot before going to bed but I feel bi-weekly is a good rhythm for this.
Let us know what you set up lately, what kind of problems you currently think about or are running into, what new device you added to your homelab or what interesting service or article you found.
I did have backups, it was an easy fix. I had a
pihole -upon a crontab for years, probably not the best idea :)FW rule accept :53 from pihole only, deny :53 from all. I had some devices with hardcored DNS settings (8.8.8.8).