applicative: enable auto-login if not present

configs/applicative.nix

@@ -6,9 +6,11 @@
 }:
 {
   users.users.applicative = {
-    name = "applicative";
+    name = "asg";
-    description = "<*>";
+    description = "Applicative Systems";
     hashedPasswordFile = config.age.secrets.kfm-password.path;
+    home = "/home/applicative";
+    uid = 1001;
     isNormalUser = true;
     extraGroups = [
       "pipewire"
@@ -16,6 +18,45 @@
     ];
   };
 
+  services.displayManager.autoLogin.enable = false;
+
+  # if we have multiple users, they should be able to log in through a greeter
+  programs.regreet =
+    let
+      wallpaper =
+        pkgs.runCommand "textured-monochrome-wallpaper.png"
+          {
+            buildInputs = [ pkgs.imagemagick ];
+          }
+          ''
+            magick -size 2560x1440 plasma:fractal \
+              -colorspace Gray \
+              -normalize \
+              -fill ${lib.escapeShellArg config.lib.stylix.colors.withHashtag.base00} -colorize 100% \
+              -attenuate 0.15 +noise Gaussian \
+              $out
+          '';
+    in
+    {
+      enable = true;
+      settings = {
+        background = {
+          path = wallpaper;
+          fit = "Fill";
+        };
+        appearance.greeting_msg = "स्वागतम्";
+        widget.clock.format = "%F %H:%M";
+      };
+      font = {
+        inherit (config.stylix.fonts.sansSerif) name;
+        size = config.stylix.fonts.sizes.applications;
+      };
+      iconTheme = {
+        inherit (config.home-manager.users.me.gtk.iconTheme) package name;
+      };
+    };
+
+
   # to run nspawn in nix sandbox
   nix.settings = {
     auto-allocate-uids = true;
@@ -25,6 +66,8 @@
       "cgroups"
     ];
     extra-sandbox-paths = [ "/dev/net" ]; # needed for tests of VPNs
+
+    trusted-users = [ config.users.users.applicative.name ];
   };
 
   services.restic.backups.niveum = {

configs/graphical/default.nix

@@ -38,40 +38,10 @@ in
     pkgs.xdg-desktop-portal-hyprland
   ];
 
-  programs.regreet =
+  services.displayManager.autoLogin = {
-    let
+    enable = true;
-      wallpaper =
+    user = config.users.users.me.name;
-        pkgs.runCommand "textured-monochrome-wallpaper.png"
+  };
-          {
-            buildInputs = [ pkgs.imagemagick ];
-          }
-          ''
-            magick -size 2560x1440 plasma:fractal \
-              -colorspace Gray \
-              -normalize \
-              -fill ${lib.escapeShellArg config.lib.stylix.colors.withHashtag.base00} -colorize 100% \
-              -attenuate 0.15 +noise Gaussian \
-              $out
-          '';
-    in
-    {
-      enable = true;
-      settings = {
-        background = {
-          path = wallpaper;
-          fit = "Fill";
-        };
-        appearance.greeting_msg = "स्वागतम्";
-        widget.clock.format = "%F %H:%M";
-      };
-      font = {
-        inherit (config.stylix.fonts.sansSerif) name;
-        size = config.stylix.fonts.sizes.applications;
-      };
-      iconTheme = {
-        inherit (config.home-manager.users.me.gtk.iconTheme) package name;
-      };
-    };
 
   home-manager.users.me = import ./home-manager.nix {
     inherit lib pkgs config;