⚡️(frontend) reduce unblocking time for config

We will serve the config from the cache if available
in waiting for the config to be loaded.
It will remove the loading time for the config except
when the config is not available in the cache.

CHANGELOG.md

@@ -13,6 +13,9 @@ and this project adheres to
 - 🚸(backend) make document search on title accent-insensitive #874
 - 🚩 add homepage feature flag #861
 
+## Changed
+
+⚡️(frontend) reduce unblocking time for config #867
 
 ## [3.1.0] - 2025-04-07