Fix potential infinite recursion and improve API error visibility

Co-authored-by: swissspidy <[email protected]>

Author: Copilot

src/Plugin_Command.php

@@ -1174,7 +1174,7 @@ private function get_plugin_dependencies( $slug ) {
 		$api = plugins_api( 'plugin_information', array( 'slug' => $slug ) );
 
 		if ( is_wp_error( $api ) ) {
-			WP_CLI::debug( "Could not fetch information for plugin '$slug': " . $api->get_error_message() );
+			WP_CLI::warning( "Could not fetch information for plugin '$slug': " . $api->get_error_message() );
 			return [];
 		}
 
@@ -1529,6 +1529,9 @@ public function install_dependencies( $args, $assoc_args ) {
 
 		WP_CLI::log( sprintf( "Installing %d %s for '%s'...", count( $dependencies ), Utils\pluralize( 'dependency', count( $dependencies ) ), $args[0] ) );
 
+		// Remove with-dependencies flag to avoid recursive dependency resolution
+		unset( $assoc_args['with-dependencies'] );
+
 		// Install dependencies
 		$this->chained_command = true;
 		$this->install( $dependencies, $assoc_args );