Basic functionality

app/model/Console/HelloCommand.php

@@ -0,0 +1,25 @@
+<?php declare(strict_types = 1);
+
+namespace App\Model\Console;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class HelloCommand extends Command
+{
+
+	protected function configure(): void
+	{
+		$this->setName('hello');
+		$this->setDescription('Hello world!');
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output): int
+	{
+		$output->write('Hello world!');
+
+		return 0;
+	}
+
+}