Add guesshtbook config

machine/empyrean/default.nix

@@ -174,6 +174,32 @@
   };
   users.groups.tvb = {};
 
+ /*
+  users.users.guestbook = let
+    sign-guestbook = pkgs.writeShellScriptBin "sign-guestbook" ''
+      echo "Hello world!"
+    ''
+    # Hack the shell path in since writeShellScriptBin doesn't take passthru
+    // { shellPath = "/bin/sign-guestbook"; };
+  in {
+    group = "guestbook";
+    password = "";
+    description = "Guestbook login";
+    shell = sign-guestbook;
+    isNormalUser = true;
+    createHome = false;
+    home = "/var/empty";
+    useDefaultShell = false;
+  };
+  users.groups.guestbook = {};
+  services.openssh.extraConfig = ''
+    Match user guestbook
+        PasswordAuthentication yes
+        PermitEmptyPasswords yes
+    Match all
+        PasswordAuthentication no
+  '';*/
+
   # This value determines the NixOS release from which the default
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   # on your system were taken. It‘s perfectly fine and recommended to leave