Document NixOS package

docs/index.html

@@ -805,7 +805,7 @@ <h2 id="install"><a class="anchor" href="#install"></a>6. Installing automx2</h2
 <div class="sect2">
 <h3 id="_package_based_installation"><a class="anchor" href="#_package_based_installation"></a>6.1. Package based installation</h3>
 <div class="paragraph">
-<p>There are packages available for <a href="https://aur.archlinux.org/packages/automx2">Arch Linux</a> and <a href="https://packages.gentoo.org/packages/net-mail/automx2">Gentoo Linux</a>.
+<p>There are packages available for <a href="https://aur.archlinux.org/packages/automx2">Arch Linux</a>, <a href="https://packages.gentoo.org/packages/net-mail/automx2">Gentoo Linux</a> and <a href="https://search.nixos.org/packages?type=packages&amp;query=automx">NixOS</a>.
 Note that these packages may not alway be up to date, because Linux distributions have their own release schedules.
 Please make sure to check the version numbers if you decide to go this route.</p>
 </div>

docs/installation.adoc

@@ -22,7 +22,7 @@ I recommend creating a fresh user account called `automx2`.
 
 === Package based installation
 
-There are packages available for link:https://aur.archlinux.org/packages/automx2[Arch Linux] and link:https://packages.gentoo.org/packages/net-mail/automx2[Gentoo Linux].
+There are packages available for link:https://aur.archlinux.org/packages/automx2[Arch Linux], link:https://packages.gentoo.org/packages/net-mail/automx2[Gentoo Linux] and link:https://search.nixos.org/packages?type=packages&query=automx[NixOS].
 Note that these packages may not alway be up to date, because Linux distributions have their own release schedules.
 Please make sure to check the version numbers if you decide to go this route.