diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000..b6f27f1
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1 @@
+engine-strict=true
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..e8aa644
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+v20.18.1