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/mime/Crypto/SMime.php

@@ -1,111 +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\Mime\Crypto;
-
-use Symfony\Component\Mime\Exception\RuntimeException;
-use Symfony\Component\Mime\Part\SMimePart;
-
-/**
- * @author Sebastiaan Stok <s.stok@rollerscapes.net>
- *
- * @internal
- */
-abstract class SMime
-{
-    protected function normalizeFilePath(string $path): string
-    {
-        if (!file_exists($path)) {
-            throw new RuntimeException(sprintf('File does not exist: "%s".', $path));
-        }
-
-        return 'file://'.str_replace('\\', '/', realpath($path));
-    }
-
-    protected function iteratorToFile(iterable $iterator, $stream): void
-    {
-        foreach ($iterator as $chunk) {
-            fwrite($stream, $chunk);
-        }
-    }
-
-    protected function convertMessageToSMimePart($stream, string $type, string $subtype): SMimePart
-    {
-        rewind($stream);
-
-        $headers = '';
-
-        while (!feof($stream)) {
-            $buffer = fread($stream, 78);
-            $headers .= $buffer;
-
-            // Detect ending of header list
-            if (preg_match('/(\r\n\r\n|\n\n)/', $headers, $match)) {
-                $headersPosEnd = strpos($headers, $headerBodySeparator = $match[0]);
-
-                break;
-            }
-        }
-
-        $headers = $this->getMessageHeaders(trim(substr($headers, 0, $headersPosEnd)));
-
-        fseek($stream, $headersPosEnd + \strlen($headerBodySeparator));
-
-        return new SMimePart($this->getStreamIterator($stream), $type, $subtype, $this->getParametersFromHeader($headers['content-type']));
-    }
-
-    protected function getStreamIterator($stream): iterable
-    {
-        while (!feof($stream)) {
-            yield str_replace("\n", "\r\n", str_replace("\r\n", "\n", fread($stream, 16372)));
-        }
-    }
-
-    private function getMessageHeaders(string $headerData): array
-    {
-        $headers = [];
-        $headerLines = explode("\r\n", str_replace("\n", "\r\n", str_replace("\r\n", "\n", $headerData)));
-        $currentHeaderName = '';
-
-        // Transform header lines into an associative array
-        foreach ($headerLines as $headerLine) {
-            // Empty lines between headers indicate a new mime-entity
-            if ('' === $headerLine) {
-                break;
-            }
-
-            // Handle headers that span multiple lines
-            if (!str_contains($headerLine, ':')) {
-                $headers[$currentHeaderName] .= ' '.trim($headerLine);
-                continue;
-            }
-
-            $header = explode(':', $headerLine, 2);
-            $currentHeaderName = strtolower($header[0]);
-            $headers[$currentHeaderName] = trim($header[1]);
-        }
-
-        return $headers;
-    }
-
-    private function getParametersFromHeader(string $header): array
-    {
-        $params = [];
-
-        preg_match_all('/(?P<name>[a-z-0-9]+)=(?P<value>"[^"]+"|(?:[^\s;]+|$))(?:\s+;)?/i', $header, $matches);
-
-        foreach ($matches['value'] as $pos => $paramValue) {
-            $params[$matches['name'][$pos]] = trim($paramValue, '"');
-        }
-
-        return $params;
-    }
-}