update dockerfiles based on latest streamline image

The latest images incorporate all changes previously added by the dockerfiles.
The arm image however is still missing/unreliable from the registry and must be
built independently.

docker/streamline-src/vendor/symfony/mime/Test/Constraint/EmailSubjectContains.php

@@ -0,0 +1,47 @@
+<?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\Mime\Test\Constraint;
+
+use PHPUnit\Framework\Constraint\Constraint;
+use Symfony\Component\Mime\Email;
+
+final class EmailSubjectContains extends Constraint
+{
+    public function __construct(
+        private readonly string $expectedSubjectValue,
+    ) {
+    }
+
+    public function toString(): string
+    {
+        return sprintf('contains subject with value "%s"', $this->expectedSubjectValue);
+    }
+
+    protected function matches($other): bool
+    {
+        if (!$other instanceof Email) {
+            throw new \LogicException('Can only test a message subject on an Email instance.');
+        }
+
+        return str_contains((string) $other->getSubject(), $this->expectedSubjectValue);
+    }
+
+    protected function failureDescription($other): string
+    {
+        $message = 'The email subject '.$this->toString();
+        if ($other instanceof Email) {
+            $message .= sprintf('. The subject was: "%s"', $other->getSubject() ?? '<empty>');
+        }
+
+        return $message;
+    }
+}