fix

Author: OskarStark

src/Chain/Chat/MessageStore/CacheStore.php

@@ -17,7 +17,7 @@ public function __construct(
         private int $ttl = 86400,
     ) {
         if (!interface_exists(CacheItemPoolInterface::class)) {
-            throw new \RuntimeException('For using the CacheStore as message store, the psr/cache package is required. Try running "composer require psr/cache".');
+            throw new \RuntimeException('For using the CacheStore as message store, a PSR-6 cache implementation is required. Try running "composer require symfony/cache" or another PSR-6 compatible cache.');
         }
     }