Roon Core "server" running on Intel NUC with Ubuntu server going to sleep with blinking red light after OS updates [Solved]

After OS updates to my Linux Roon Core server the machine started going to sleep even while music was actively streaming.

Server details
Roon Core 1.8 build 831 running on Ubuntu 20.04.3 LTS on NUC6i5SYH

Distro details:

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.3 LTS"
NAME="Ubuntu"
VERSION="20.04.3 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.3 LTS"
VERSION_ID="20.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=focal
UBUNTU_CODENAME=focal

Solution
Sourced from: How To: Disable Sleep on Ubuntu Server

Check status

systemctl status sleep.target

Disable sleep

sudo systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target

Success… probably

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