made parser-utils package use exports instead of main

Author: c1rrus

package-lock.json

@@ -2,9 +2,17 @@
   "name": "@udt/parser-utils",
   "version": "0.2.0",
   "description": "Low-level logic and utilities for parsing DTCG and DTCG-like files",
-  "main": "dist/index.js",
   "type": "module",
-  "types": "dist/index.d.ts",
+  "exports": {
+    ".": {
+      "import": "./dist/index.js",
+      "types": "./dist/index.d.ts"
+    }
+  },
+  "sideEffects": false,
+  "files": [
+    "dist/"
+  ],
   "scripts": {
     "clean": "del-cli dist/*",
     "build": "tsc -p tsconfig.build.json",
@@ -25,5 +33,8 @@
   "bugs": {
     "url": "https://github.com/universal-design-tokens/udt/issues"
   },
+  "engines": {
+    "node": ">= 18"
+  },
   "homepage": "https://github.com/universal-design-tokens/udt/tree/master/packages/parser-utils#readme"
 }