chore: import upstream snapshot with attribution

js/alias-resolver.js

@@ -0,0 +1,31 @@
+// Internal alias mapping for default and 3rd party modules.
+// Provides short require identifiers: "logger" and "node_helper".
+// For a future ESM migration, replace this with a public export/import surface.
+
+const path = require("node:path");
+const Module = require("node:module");
+
+const root = path.join(__dirname, "..");
+
+// Keep this list minimal; do not add new aliases without architectural review.
+const ALIASES = {
+	logger: "js/logger.js",
+	node_helper: "js/node_helper.js"
+};
+
+// Resolve to absolute paths now.
+const resolved = Object.fromEntries(
+	Object.entries(ALIASES).map(([k, rel]) => [k, path.join(root, rel)])
+);
+
+// Prevent multiple patching if this file is required more than once.
+if (!Module._mmAliasPatched) {
+	const origResolveFilename = Module._resolveFilename;
+	Module._resolveFilename = function (request, parent, isMain, options) {
+		if (Object.prototype.hasOwnProperty.call(resolved, request)) {
+			return resolved[request];
+		}
+		return origResolveFilename.call(this, request, parent, isMain, options);
+	};
+	Module._mmAliasPatched = true; // non-enumerable marker would be overkill here
+}