use system.autoUpgrade for nixos machines

also add garnix.io cache

Closes #18

hosts/aristotle/configuration.nix

@@ -5,8 +5,8 @@
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
     nixos-hardware.nixosModules.raspberry-pi-4
+    ../../modules/base/nixos.nix
 
-    ../../modules/base
     ../../modules/ipfs/cluster.nix
     ../../modules/sops
   ];

hosts/plato/configuration.nix

@@ -8,8 +8,8 @@ in
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
     ../../users
+    ../../modules/base/nixos.nix
 
-    ../../modules/base
     ../../modules/coredns
     ../../modules/drone
     ../../modules/drone/runner-docker.nix
@@ -57,7 +57,6 @@ in
     "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC5spf4diguK+w7iYLFr565++6DjHukWfvpN2ru9dCRk nixbuild"
   ];
 
-  system.autoUpgrade.enable = false;
   environment.systemPackages = with pkgs; [ cifs-utils pinentry weechat ];
   fileSystems = {
     "/mnt/downloads" = {

hosts/socrates/configuration.nix

@@ -3,7 +3,7 @@
     ./hardware-configuration.nix
     ./networking.nix # generated at runtime by nixos-infect
     ../../users
-    ../../modules/base
+    ../../modules/base/nixos.nix
 
     ../../modules/akkoma
     ../../modules/akkoma/nginx.nix
@@ -47,7 +47,6 @@
     "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJ0mE4MyMnfd1b2nlBJT7kpZ6Vov+ILuGNfzdp5ZBNQe walkah@walkah.net"
   ];
 
-  system.autoUpgrade.enable = false;
   environment.systemPackages = with pkgs; [ ipfs-migrator ];
 
   walkah.coredns = {