Unsupported OS Detected - Reconfiguring

[jfb]

This looks like a similar problem:

Could not install Pi-hole on fresh Raspberry Pi OS (32-bit) Lite

HI! Could not install Pi-hole on fresh Raspberry Pi OS (32-bit) Lite: [✓] Checking apt-get for upgraded packages... up to date! [i] Installer Dependency checks... [✓] Checking for dhcpcd5 [✓] Checking for git [✓] Checking for iproute2 [✓] Checking for whiptail [✓] Checking for dnsutils [✗] Unsupported OS detected ** Redirecting... This check can be skipped by setting the environment variable PIHOLE_SKIP_OS_CHECK to true e.g: export PIHOLE_SKIP_OS_CHECK=true cat /etc/os-rele…