Migrate config (frues-pc machine for now) from https://git.peprolinbot.com/peprolinbot/nixos-config, with improvements

modules/desktop/base/services.nix

@@ -0,0 +1,20 @@
+{pkgs, ...}: {
+  services = {
+    gvfs.enable = true;
+    gnome.gnome-keyring.enable = true;
+    dbus.enable = true;
+
+    flatpak.enable = true;
+
+    printing.enable = true;
+    avahi = {
+      enable = true;
+      nssmdns4 = true;
+      openFirewall = true;
+    };
+
+    blueman.enable = true;
+  };
+
+  environment.systemPackages = [pkgs.libsecret];
+}