fix: fixed ESM types

Author: divmgl

package.json

@@ -1,11 +1,14 @@
 {
   "name": "jackd",
-  "version": "3.4.1",
+  "version": "3.4.2",
   "description": "Modern beanstalkd client for Node.js",
   "type": "module",
   "exports": {
-    "import": "./dist/esm/index.js",
-    "require": "./dist/cjs/index.cjs"
+    ".": {
+      "types": "./dist/types/index.d.ts",
+      "import": "./dist/esm/index.js",
+      "require": "./dist/cjs/index.cjs"
+    }
   },
   "main": "./dist/cjs/index.cjs",
   "module": "./dist/esm/index.js",