Update exporting

Author: Dong Nguyen

package.json

@@ -33,7 +33,7 @@
     "@mozilla/readability": "^0.6.0",
     "@pwshub/bellajs": "^13.0.2",
     "linkedom": "^0.18.12",
-    "sanitize-html": "2.17.3"
+    "sanitize-html": "^2.17.3"
   },
   "devDependencies": {
     "@eslint/js": "^10.0.1",
@@ -43,6 +43,11 @@
     "https-proxy-agent": "^9.0.0",
     "nock": "^14.0.14"
   },
+  "files": [
+    "src",
+    "index.d.ts"
+  ],
+  "sideEffects": false,
   "keywords": [
     "article",
     "extractor",