added direnv

README.md

@@ -1,4 +1,6 @@
 # Usefull links
 - https://lazamar.co.uk/nix-versions/
 - https://nix-community.github.io/home-manager/options.xhtml
+- https://home-manager-options.extranix.com/
+- https://search.nixos.org/
 - https://discourse.nixos.org/t/why-does-home-manager-also-have-an-option-to-install-user-packages/33982

users/krop/default.nix

@@ -176,6 +176,16 @@
     enable = true;
     enableZshIntegration = true;
     nix-direnv.enable = true;
+    stdlib = ''
+      : ''${XDG_CACHE_HOME:=$HOME/.cache}
+      declare -A direnv_layout_dirs
+      direnv_layout_dir() {
+        echo "''${direnv_layout_dirs[$PWD]:=$(
+          echo -n "$XDG_CACHE_HOME"/direnv/layouts/
+          echo -n "$PWD" | sha1sum | cut -d ' ' -f 1
+        )}"
+      }
+    '';
   };
 
   programs.zsh = {