Fix config file name in service provider

Author: jskorlol

src/LaravelMcpServerServiceProvider.php

@@ -24,7 +24,7 @@ public function configurePackage(Package $package): void
          */
         $package
             ->name('laravel-mcp-server')
-            ->hasConfigFile()
+            ->hasConfigFile('mcp-server')
             ->hasCommands([
                 MakeMcpToolCommand::class,
                 TestMcpToolCommand::class,