Add specific Debian/Ubuntu instructions
### Debian x86-64
-* Download [Circadian 0.6.0](https://github.com/mrmekon/circadian/releases/download/0.6.0/circadian_0.6.0-1_amd64.deb)
+* Download the latest [Circadian release](https://github.com/mrmekon/circadian/releases/)
```
$ sudo dpkg -i circadian_0.6.0-1_amd64.deb
```
-Edit /etc/circadian.conf to configure. The default is to suspend with systemd after 2 hours of idle.
+If desired, install tooling to detect network (`netstat`), X11 (`xssstate` and`xprintidle`), audio activity (`pacmd`):
+
+```
+$ sudo apt-get install suckless-tools xprintidle net-tools pulseaudio-utils
+```
+
+Edit `/etc/circadian.conf` to configure. The default is to suspend with systemd after 2 hours of idle.
When you are happy with the config, continue: