changed nix garbage behaviour

configs/common.nix

@@ -32,6 +32,14 @@
     };
   };
 
+  # Nix store shit
+  nix.optimise.automatic = true;
+  nix.gc = {
+    automatic = true;
+    dates = "daily";
+    options = "--delete-older-than 5d";
+  };
+
   # Boot
   boot = {
     loader = {
@@ -207,8 +215,10 @@
   };
 
   # User programs
-  programs.steam.enable = true;
+  programs.steam = {
-  programs.steam.package = pkgs.unstable.steam;
+    enable = true;
+    package = pkgs.unstable.steam;
+  };
   programs.walker.enable = true;
   programs.dconf.enable = true;
   programs.xfconf.enable = true;