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/Envelope.php

@@ -1,88 +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;
-
-use Symfony\Component\Mailer\Exception\InvalidArgumentException;
-use Symfony\Component\Mailer\Exception\LogicException;
-use Symfony\Component\Mime\Address;
-use Symfony\Component\Mime\RawMessage;
-
-/**
- * @author Fabien Potencier <fabien@symfony.com>
- */
-class Envelope
-{
-    private Address $sender;
-    private array $recipients = [];
-
-    /**
-     * @param Address[] $recipients
-     */
-    public function __construct(Address $sender, array $recipients)
-    {
-        $this->setSender($sender);
-        $this->setRecipients($recipients);
-    }
-
-    public static function create(RawMessage $message): self
-    {
-        if (RawMessage::class === $message::class) {
-            throw new LogicException('Cannot send a RawMessage instance without an explicit Envelope.');
-        }
-
-        return new DelayedEnvelope($message);
-    }
-
-    public function setSender(Address $sender): void
-    {
-        // to ensure deliverability of bounce emails independent of UTF-8 capabilities of SMTP servers
-        if (!preg_match('/^[^@\x80-\xFF]++@/', $sender->getAddress())) {
-            throw new InvalidArgumentException(sprintf('Invalid sender "%s": non-ASCII characters not supported in local-part of email.', $sender->getAddress()));
-        }
-        $this->sender = $sender;
-    }
-
-    /**
-     * @return Address Returns a "mailbox" as specified by RFC 2822
-     *                 Must be converted to an "addr-spec" when used as a "MAIL FROM" value in SMTP (use getAddress())
-     */
-    public function getSender(): Address
-    {
-        return $this->sender;
-    }
-
-    /**
-     * @param Address[] $recipients
-     */
-    public function setRecipients(array $recipients): void
-    {
-        if (!$recipients) {
-            throw new InvalidArgumentException('An envelope must have at least one recipient.');
-        }
-
-        $this->recipients = [];
-        foreach ($recipients as $recipient) {
-            if (!$recipient instanceof Address) {
-                throw new InvalidArgumentException(sprintf('A recipient must be an instance of "%s" (got "%s").', Address::class, get_debug_type($recipient)));
-            }
-            $this->recipients[] = new Address($recipient->getAddress());
-        }
-    }
-
-    /**
-     * @return Address[]
-     */
-    public function getRecipients(): array
-    {
-        return $this->recipients;
-    }
-}