chore(deps): update yarn to v4

renovate[bot] · web-flow · commit 1429be5ae394 · 2025-08-20T16:45:10.000Z
diff --git a/package.json b/package.json
@@ -57,5 +57,5 @@
   "publishConfig": {
     "access": "public"
   },
-  "packageManager": "yarn@3.8.1"
+  "packageManager": "yarn@4.9.3"
 }
