chore: add missing config for arcadia

machines/arcadia/default.nix

@@ -16,6 +16,7 @@
     hm_version = inputs.home-manager-unstable;
     # TODO: Fix colmena deployment
     ips.public.ipv4 = "127.0.0.1";
+    ips.vpn.ipv4 = "";
 
   };
 
@@ -84,6 +85,7 @@
   programs.ssh.startAgent = true;
 
   services.xserver.desktopManager.gnome.enable = true;
+  services.xserver.displayManager.gdm.enable = true;
 
   services.gnome.gnome-keyring.enable = true;
   system.stateVersion = "25.05";

machines/arcadia/home-julien.nix

@@ -62,6 +62,40 @@
       ++ builtins.filter lib.attrsets.isDerivation (builtins.attrValues pkgs.nerd-fonts);
     fonts.fontconfig.enable = true;
 
+    systemd.user.tmpfiles.rules = [
+      "L /home/julien/.emacs.d - - - - /home/julien/dev/emacs-config"
+    ];
+
+    home.persistence."/persistent/home/julien" = {
+      files = [
+        ".config/gnome-initial-setup-done"
+        ".config/background"
+        ".cert/nm-openvpn/telecom-paris-ca.pem"
+      ];
+      directories = [
+        "Pictures"
+        "Documents"
+        ".ssh"
+        ".mozilla"
+        ".local/share/direnv"
+        ".local/share/atuin"
+        ".local/share/firefoxpwa"
+        ".config/Signal"
+        ".cache/spotify"
+        ".config/spotify"
+        ".config/autostart"
+        ".config/borg"
+        ".config/Element"
+        ".step"
+        ".gnupg"
+        "Zotero"
+        ".config/dconf"
+        ".local/share/keyrings"
+        "Maildir"
+      ];
+      allowOther = true;
+    };
+
     home.keyboard = {
       layout = "fr";
     };