🧱 switch to nixos-hardware for rpis

nix/modules/base/nixos.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ pkgs, ... }:
 {
 
   imports = [
@@ -43,21 +43,10 @@
     openssh.enable = true;
     tailscale = {
       enable = true;
-      extraSetFlags = [ "--webclient" ];
     };
   };
 
   system = {
-    autoUpgrade = {
-      enable = true;
-      flake = "github:walkah/athens#${config.networking.hostName}";
-      dates = "hourly";
-      flags = [
-        "--option"
-        "tarball-ttl"
-        "0"
-      ];
-    };
     stateVersion = "23.05";
   };
 }