chore: flake update + optimizations

home/users/sascha.koenig/AZLT124-L.nix

@@ -20,6 +20,7 @@ in {
     {
       xdg = {
         enable = true;
+        userDirs.setSessionVariables = true;
         configFile."mimeapps.list".force = true;
         mimeApps = {
           enable = true;

home/users/sascha.koenig/home.nix

@@ -45,6 +45,7 @@
 
   programs.git = {
     enable = true;
+    signing.format = null;
     settings = {
       user = {
         name = "sascha.koenig";
@@ -104,6 +105,7 @@
   home.sessionVariables = {
     # EDITOR = "emacs";
   };
+
   programs.ssh = {
     enable = true;
     enableDefaultConfig = false;