Migrated code from symfony/process to react/child-process

src/Console/Command/RunCommand.php

@@ -115,6 +115,7 @@ private function dataflowWorker(Console\Style\SymfonyStyle $style, string $cwd,
         $command = ['php', '-r', '--'];
 
         $process = new Process(implode (' ', array_map(fn ($part) => escapeshellarg($part), $command)), $cwd);
+        $process->start();
 
         $input->pipe($process->stdin);