fix: Added ESM note in the README.md

Author: ShogunPanda

README.md

@@ -169,6 +169,12 @@ Example of a response validation error:
 }
 ```
 
+## ESM Only
+
+This package only supports to be directly imported in a ESM context.
+
+For informations on how to use it in a CommonJS context, please check [this page](https://gist.github.com/ShogunPanda/fe98fd23d77cdfb918010dbc42f4504d).
+
 ## Contributing to fastify-http-errors-enhanced
 
 - Check out the latest master to make sure the feature hasn't been implemented or the bug hasn't been fixed yet.

package.json

@@ -24,10 +24,9 @@
     "README.md"
   ],
   "type": "module",
-  "main": "./dist/index.js",
   "exports": "./dist/index.js",
-  "typings": "types/index.d.ts",
-  "types": "types/index.d.ts",
+  "typings": "./types/index.d.ts",
+  "types": "./types/index.d.ts",
   "scripts": {
     "prebuild": "rm -rf dist types && npm run lint",
     "build": "tsc -p . && esm-pkg-add-imports-extensions dist",