Prepare release engine

src/Plugin.php

@@ -38,7 +38,6 @@ use LIT\MCP\Server\RequestContext;
 use LIT\MCP\Server\ServerRegistrar;
 use LIT\MCP\Server\VisibilityFilter;
 use LIT\MCP\Updater\GiteaUpdater;
-use LIT\MCP\Updater\PackageSignature;
 
 defined('ABSPATH') || exit;
 
@@ -57,7 +56,7 @@ final class Plugin
         self::$pluginFile = $pluginFile;
 
         // Before the dependency check: a plugin that is inactive for a missing dependency must still be updatable.
-        (new GiteaUpdater(plugin_basename($pluginFile), dirname($pluginFile), new PackageSignature()))->register();
+        (new GiteaUpdater(plugin_basename($pluginFile), dirname($pluginFile)))->register();
 
         $missing = (new Dependencies())->missing();
         if ($missing !== []) {