snowhawk: libvirtd and qemu stuff

hosts/snowhawk/configuration.nix

@@ -146,6 +146,8 @@
   };
 
   environment.systemPackages = with pkgs; [
+    mysql-workbench
+
     # FIXME: extract to theme module?
     pkgs.rose-pine-gtk-theme
     pkgs.rose-pine-icon-theme
@@ -197,8 +199,16 @@
   # Also recommended, either as an alternative or in addition
   zramSwap.enable = true;
 
+  virtualisation.docker.enable = true;
+  users.users.ravenshade.extraGroups = [ "docker" "libvirtd" ];
+
   virtualisation = {
-    libvirtd.enable = true;
+    libvirtd = {
+      enable = true;
+      qemu = {
+        package = pkgs.qemu_kvm;
+      };
+    };
   };
 
   programs.virt-manager.enable = true;