Import latest app updates from streamline

An updated set of source files and initialization was provided by streamline to
address issues observed during initial testing. These files have been updated in
order to generate a new set of app images.

docker/streamline-src/vendor/symfony/mailer/Command/MailerTestCommand.php

@@ -1,75 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Symfony\Component\Mailer\Command;
-
-use Symfony\Component\Console\Attribute\AsCommand;
-use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Input\InputArgument;
-use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Input\InputOption;
-use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Mailer\Transport\TransportInterface;
-use Symfony\Component\Mime\Email;
-
-/**
- * A console command to test Mailer transports.
- */
-#[AsCommand(name: 'mailer:test', description: 'Test Mailer transports by sending an email')]
-final class MailerTestCommand extends Command
-{
-    public function __construct(private TransportInterface $transport)
-    {
-        $this->transport = $transport;
-
-        parent::__construct();
-    }
-
-    protected function configure(): void
-    {
-        $this
-            ->addArgument('to', InputArgument::REQUIRED, 'The recipient of the message')
-            ->addOption('from', null, InputOption::VALUE_OPTIONAL, 'The sender of the message', 'from@example.org')
-            ->addOption('subject', null, InputOption::VALUE_OPTIONAL, 'The subject of the message', 'Testing transport')
-            ->addOption('body', null, InputOption::VALUE_OPTIONAL, 'The body of the message', 'Testing body')
-            ->addOption('transport', null, InputOption::VALUE_OPTIONAL, 'The transport to be used')
-            ->setHelp(<<<'EOF'
-The <info>%command.name%</info> command tests a Mailer transport by sending a simple email message:
-
-<info>php %command.full_name% to@example.com</info>
-
-You can also specify a specific transport:
-
-    <info>php %command.full_name% to@example.com --transport=transport_name</info>
-
-Note that this command bypasses the Messenger bus if configured.
-
-EOF
-            );
-    }
-
-    protected function execute(InputInterface $input, OutputInterface $output): int
-    {
-        $message = (new Email())
-            ->to($input->getArgument('to'))
-            ->from($input->getOption('from'))
-            ->subject($input->getOption('subject'))
-            ->text($input->getOption('body'))
-        ;
-        if ($transport = $input->getOption('transport')) {
-            $message->getHeaders()->addTextHeader('X-Transport', $transport);
-        }
-
-        $this->transport->send($message);
-
-        return 0;
-    }
-}