feat(domain): nix.is-a.dev

domains/nix.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "linuxhoe",
+        "email": "b0t@disroot.org"
+    },
+    "record": {
+        "CNAME": "linuxhoe.github.io"
+    }
+}