fix(wol): generalize 'wol-*' scripts

hosts/astyanax/default.nix

@@ -71,6 +71,7 @@ in
     };
   };
   taskwarrior.enable = true;
+  wol.wakes = [ "andromache" ];
   zfs.enable = true;
 
   secrets.nixSigningKey.enable = true;
@@ -82,16 +83,6 @@ in
 
   hardware.cpu.intel.updateMicrocode = true;
 
-  environment.systemPackages = [
-    (pkgs.writeShellApplication {
-      name = "wol-andromache";
-      runtimeInputs = [ pkgs.wakeonlan ];
-      text = ''
-        wakeonlan ${(import ../andromache/wol-interfaces.nix).eno1.macAddress}
-      '';
-    })
-  ];
-
   networking = {
     hostId = "5f0bde3c";
     useDHCP = false;