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/translation/Dumper/IcuResFileDumper.php

@@ -1,95 +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\Translation\Dumper;
-
-use Symfony\Component\Translation\MessageCatalogue;
-
-/**
- * IcuResDumper generates an ICU ResourceBundle formatted string representation of a message catalogue.
- *
- * @author Stealth35
- */
-class IcuResFileDumper extends FileDumper
-{
-    protected $relativePathTemplate = '%domain%/%locale%.%extension%';
-
-    public function formatCatalogue(MessageCatalogue $messages, string $domain, array $options = []): string
-    {
-        $data = $indexes = $resources = '';
-
-        foreach ($messages->all($domain) as $source => $target) {
-            $indexes .= pack('v', \strlen($data) + 28);
-            $data .= $source."\0";
-        }
-
-        $data .= $this->writePadding($data);
-
-        $keyTop = $this->getPosition($data);
-
-        foreach ($messages->all($domain) as $source => $target) {
-            $resources .= pack('V', $this->getPosition($data));
-
-            $data .= pack('V', \strlen($target))
-                .mb_convert_encoding($target."\0", 'UTF-16LE', 'UTF-8')
-                .$this->writePadding($data)
-            ;
-        }
-
-        $resOffset = $this->getPosition($data);
-
-        $data .= pack('v', \count($messages->all($domain)))
-            .$indexes
-            .$this->writePadding($data)
-            .$resources
-        ;
-
-        $bundleTop = $this->getPosition($data);
-
-        $root = pack('V7',
-            $resOffset + (2 << 28), // Resource Offset + Resource Type
-            6,                      // Index length
-            $keyTop,                        // Index keys top
-            $bundleTop,                     // Index resources top
-            $bundleTop,                     // Index bundle top
-            \count($messages->all($domain)), // Index max table length
-            0                               // Index attributes
-        );
-
-        $header = pack('vC2v4C12@32',
-            32,                     // Header size
-            0xDA, 0x27,             // Magic number 1 and 2
-            20, 0, 0, 2,            // Rest of the header, ..., Size of a char
-            0x52, 0x65, 0x73, 0x42, // Data format identifier
-            1, 2, 0, 0,             // Data version
-            1, 4, 0, 0              // Unicode version
-        );
-
-        return $header.$root.$data;
-    }
-
-    private function writePadding(string $data): ?string
-    {
-        $padding = \strlen($data) % 4;
-
-        return $padding ? str_repeat("\xAA", 4 - $padding) : null;
-    }
-
-    private function getPosition(string $data): float|int
-    {
-        return (\strlen($data) + 28) / 4;
-    }
-
-    protected function getExtension(): string
-    {
-        return 'res';
-    }
-}