Add 'old-conf/' from commit '62a64a79a8'

git-subtree-dir: old-conf
git-subtree-mainline: 4667974392
git-subtree-split: 62a64a79a8

old-conf/.nixd.json

@@ -0,0 +1,8 @@
+{
+    "options": {
+        "enable": true,
+        "target": {
+            "installable": ".#nixosConfigurations.picard.options"
+        }
+    }
+}