let hm manage xsession to make .profile unnecessary

modules/home/i3/default.nix

@@ -44,11 +44,14 @@ in
       nitrogen
       xfce.xfce4-screenshooter
     ];
+    xsession.enable = true; # Give gui programs access to sessionVariables
     xsession.windowManager.i3 = {
       enable = true;
       package = pkgs.i3-gaps;
     };
 
+    xsession.importedVariables = [ ];
+
     # Overwrite default home-manager config file
     xdg.configFile."i3/config".source = lib.mkForce (
       if host == "kardorf" then ./i3/config-kardorf else ./i3/config
@@ -64,8 +67,5 @@ in
     };
 
     home.sessionPath = [ "/home/julian/.config/i3/scripts" ];
-    # home.file = {
-    #   ".profile".source = ./.profile;
-    # };
   };
 }