jj: use upstream main w/git subprocess support

home/common/vcs.nix

@@ -1,4 +1,9 @@
-{ config, inputs, pkgs, ... }:
+{
+  config,
+  inputs,
+  pkgs,
+  ...
+}:
 {
 
   home.packages = with pkgs; [

home/dln/home.nix

@@ -43,7 +43,6 @@ in
 
   programs.helix = {
     enable = true;
-    # extraPackages = [];
   };
 
   programs.jujutsu = {
@@ -62,6 +61,7 @@ in
 
       git = {
         push-bookmark-prefix = "dln/push-";
+        subprocess = true;
       };
 
       ui = {