[nix] Adds GC

system/hosts/vega/configuration.nix

@@ -1,12 +1,4 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
-
-{
-  pkgs,
-  ...
-}:
-
+{ pkgs, ... }:
 {
   networking.hostName = "vega"; # Define your hostname.