Set up new server

hosts/diphda/system.nix

@@ -26,6 +26,15 @@
         "/nix".options = [ "compress=zstd" "noatime" ];
     };
 
+    virtualisation.docker = {
+        enable = true;
+        storageDriver = "btrfs";
+    };
+
+    environment.systemPackages = with pkgs; [
+        docker-compose
+    ];
+
     # Set your time zone.
     time.timeZone = "America/Chicago";
 
@@ -35,8 +44,11 @@
     # Define a user account.
     users.users.eesim = {
         isNormalUser = true;
-        extraGroups = [ "wheel" ];
+        extraGroups = [ "wheel" "networkmanager" ];
         shell = pkgs.fish;
+        openssh.authorizedKeys.keys = [
+            "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEO9a9lCSa84Acv0SqOI608IJGa61dT5Frbw2Y/ABCB9 eesim@ankaa"
+        ];
     };
 
     system.stateVersion = "23.11";