migrated to podman

machines/workstation/configuration.nix

@@ -12,7 +12,7 @@
       ../../system/services/steam.nix
       ../../system/services/tailscale.nix
       ../../system/services/libvirtd.nix
-      ../../system/services/docker.nix
+      ../../system/services/podman.nix
       ../../system/hardware/kernel.nix
       ../../system/hardware/nvidia.nix
       ../../system/hardware/opengl.nix
@@ -26,8 +26,6 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  systemd.enableUnifiedCgroupHierarchy = false;
-
   programs.appimage = {
     enable = true;
     binfmt = true;