Small tweak to the colours used for the Feren OS Logo

Changed the blue used in the Feren OS logo as most colour schemes make the logo appear to be teal instead of blue.

Linux: Fix ASCII for Sailfish OS

To maintain backward compatibility with older SailfishOS version.

add support for kagami package manager

We are assuming that people's /etc/os-release are standard, and any distro
without it will use the "fallback" methods they have.

WM: Add support for yabai on macOS

Moved guix check below /etc/os-release check

Set nullglob for package counting

This prevents package managers showing up as having installed 1 package,
while it's actually 0.

Fix kitty font parsing when font name has whitespaces

Works for multiple GPUs now

1. Replace `\\"` with `\"`, otherwise awk warns `\"' is not a
   known regexp operator
2. Use the slot number of `lspci -mm` return value to
   determine whether two video cards are in different PCI slots,
   and therefore are two different GPUS.

Retrieve public IP info via drill

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