Use docker

linux/quasar/device.nix

@@ -45,18 +45,11 @@ in {
     udev.packages = [pkgs.via];
   };
 
-  systemd.services."user@".serviceConfig.Delegate = "cpu cpuset memory pids";
-
-  users.users.${userName}.extraGroups = ["adbusers" "cdrom"];
+  users.users.${userName}.extraGroups = ["adbusers" "cdrom" "docker"];
 
   virtualisation = {
     containers.enable = true;
-    podman = {
-      enable = true;
-      autoPrune.enable = true;
-      defaultNetwork.settings.dns_enabled = true;
-      dockerCompat = true;
-    };
+    docker.enable = true;
     spiceUSBRedirection.enable = true;
   };
 }

linux/quasar/gui.nix

@@ -7,6 +7,7 @@
 in {
   home-manager.users.${userName} = {
     config,
+    osConfig,
     pkgs,
     ...
   }: let
@@ -96,7 +97,6 @@ in {
         enable = true;
         pinentryPackage = pkgs.pinentry-qt;
       };
-      podman.enable = true;
       xsettingsd = {
         enable = true;
         settings = {