Separate system from home-manager again

home/baseline/direnv.nix

@@ -0,0 +1,21 @@
+{ ... }:
+
+{
+  programs.direnv = {
+    enable = true;
+    nix-direnv.enable = true;
+    stdlib = ''
+      layout_poetry() {
+        if [[ ! -f pyproject.toml ]]; then
+          echo "No pyproject.toml found"
+          exit 1
+        fi
+
+        venv="$(dirname "$(poetry run which python)")"
+        export VIRTUAL_ENV="$(echo "$venv" |  rev | cut -d'/' -f2- | rev)"
+        export POETRY_ACTIVE=1
+        PATH_add "$venv"
+      }
+    '';
+  };
+}