Finally switch to flakes.

nixos/desktop/misc.nix

@@ -0,0 +1,25 @@
+{pkgs, ...}: {
+  # Enable AppImages
+  programs.appimage = {
+    enable = true;
+    binfmt = true;
+  };
+
+  # Network mounts, automounts, and battery saver
+  services = {
+    gvfs.enable = true;
+    udisks2.enable = true;
+    tlp.enable = true;
+  };
+
+  # Security that only makes sense with a GUI
+  security = {
+    polkit.enable = true;
+    rtkit.enable = true;
+  };
+
+  # Install programs system-wide
+  environment.systemPackages = with pkgs; [
+    cifs-utils
+  ];
+}