Include only the dist in package.

Author: Codex-

package.json

@@ -6,6 +6,9 @@
   "license": "MIT",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
+  "files": [
+    "dist/**/*"
+  ],
   "scripts": {
     "build": "tsc",
     "format:check": "prettier --check \"{**/*,*}.{js,ts}\"",