simplify workstation foundation

modules/capabilities/dev-tools.nix

@@ -1,15 +1,7 @@
-{ inputs, ... }:
+{ ... }:
 {
   flake.modules.homeManager.dev-tools =
     { config, pkgs, ... }:
-    let
-      stablePkgs = import inputs.nixpkgs-stable {
-        inherit (pkgs.stdenv.hostPlatform) system;
-        config = {
-          inherit (pkgs.config) allowUnfree;
-        };
-      };
-    in
     {
       home.sessionVariables.CARGO_HOME = "${config.xdg.dataHome}/cargo";
       home.packages = with pkgs; [
@@ -23,6 +15,7 @@
         scc
         nodejs
         mariadb
+        just
       ];
 
       programs.lazygit = {