build(@typed-storage/core): add script to validate types

Author: Haberkamp

packages/core/package.json

@@ -9,14 +9,15 @@
     "build": "tsc",
     "test": "vitest --typecheck",
     "test:headless": "vitest run --browser.headless --typecheck",
+    "test:exports": "attw --pack . --ignore-rules=cjs-resolves-to-esm",
     "lint": "eslint ./src"
   },
   "dependencies": {
     "@standard-schema/spec": "^1.0.0"
   },
   "devDependencies": {
+    "@arethetypeswrong/cli": "^0.17.4",
     "@eslint/js": "^9.24.0",
-    "@typescript-eslint/utils": "^8.29.1",
     "@vitest/browser": "3.1.1",
     "eslint": "^9.24.0",
     "eslint-plugin-unicorn": "^58.0.0",