Add initial 11ty website structure

website/node_modules/node-retrieve-globals/util/vmModules.js

@@ -0,0 +1,23 @@
+import vm from "vm";
+
+function isSupported() {
+	// node --experimental-vm-modules …
+	if(process.execArgv.find(entry => entry == "--experimental-vm-modules")) {
+		return true;
+	}
+	// NODE_OPTIONS='--experimental-vm-modules' node …
+	if((process.env?.NODE_OPTIONS || "").split(" ").find(entry => entry == "--experimental-vm-modules")) {
+		return true;
+	}
+
+	// Feature test for a future when --experimental-vm-modules is not needed
+	// and vm.Module is stable:
+	try {
+		new vm.SourceTextModule(`/* hi */`);
+		return true;
+	} catch(e) {}
+
+	return false;
+}
+
+export { isSupported };