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/var-dumper/Caster/DoctrineCaster.php

@@ -1,71 +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\VarDumper\Caster;
-
-use Doctrine\Common\Proxy\Proxy as CommonProxy;
-use Doctrine\ORM\PersistentCollection;
-use Doctrine\ORM\Proxy\Proxy as OrmProxy;
-use Symfony\Component\VarDumper\Cloner\Stub;
-
-/**
- * Casts Doctrine related classes to array representation.
- *
- * @author Nicolas Grekas <p@tchwork.com>
- *
- * @final
- */
-class DoctrineCaster
-{
-    /**
-     * @return array
-     */
-    public static function castCommonProxy(CommonProxy $proxy, array $a, Stub $stub, bool $isNested)
-    {
-        foreach (['__cloner__', '__initializer__'] as $k) {
-            if (\array_key_exists($k, $a)) {
-                unset($a[$k]);
-                ++$stub->cut;
-            }
-        }
-
-        return $a;
-    }
-
-    /**
-     * @return array
-     */
-    public static function castOrmProxy(OrmProxy $proxy, array $a, Stub $stub, bool $isNested)
-    {
-        foreach (['_entityPersister', '_identifier'] as $k) {
-            if (\array_key_exists($k = "\0Doctrine\\ORM\\Proxy\\Proxy\0".$k, $a)) {
-                unset($a[$k]);
-                ++$stub->cut;
-            }
-        }
-
-        return $a;
-    }
-
-    /**
-     * @return array
-     */
-    public static function castPersistentCollection(PersistentCollection $coll, array $a, Stub $stub, bool $isNested)
-    {
-        foreach (['snapshot', 'association', 'typeClass'] as $k) {
-            if (\array_key_exists($k = "\0Doctrine\\ORM\\PersistentCollection\0".$k, $a)) {
-                $a[$k] = new CutStub($a[$k]);
-            }
-        }
-
-        return $a;
-    }
-}