update: configure pure Vanilla 1.21.11 client manifest

check-update.js

@@ -10,8 +10,8 @@ try {
   console.log('--- Erythrite Updater Manifest Check ---');
   console.log('Launcher Version :', manifest.launcherVersion);
   console.log('Minecraft Version:', manifest.minecraftVersion);
+  console.log('Client Type      : Vanilla (sans mods)');
   console.log('Target Server    :', `${manifest.server.host}:${manifest.server.port}`);
-  console.log('Required Mods    :', manifest.packages.mods.length);
   console.log('Status           : OK');
 } catch (err) {
   console.error('Erreur lors de la lecture du manifest :', err.message);