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/polyfill-php80/Php80.php

@@ -1,115 +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\Polyfill\Php80;
-
-/**
- * @author Ion Bazan <ion.bazan@gmail.com>
- * @author Nico Oelgart <nicoswd@gmail.com>
- * @author Nicolas Grekas <p@tchwork.com>
- *
- * @internal
- */
-final class Php80
-{
-    public static function fdiv(float $dividend, float $divisor): float
-    {
-        return @($dividend / $divisor);
-    }
-
-    public static function get_debug_type($value): string
-    {
-        switch (true) {
-            case null === $value: return 'null';
-            case \is_bool($value): return 'bool';
-            case \is_string($value): return 'string';
-            case \is_array($value): return 'array';
-            case \is_int($value): return 'int';
-            case \is_float($value): return 'float';
-            case \is_object($value): break;
-            case $value instanceof \__PHP_Incomplete_Class: return '__PHP_Incomplete_Class';
-            default:
-                if (null === $type = @get_resource_type($value)) {
-                    return 'unknown';
-                }
-
-                if ('Unknown' === $type) {
-                    $type = 'closed';
-                }
-
-                return "resource ($type)";
-        }
-
-        $class = \get_class($value);
-
-        if (false === strpos($class, '@')) {
-            return $class;
-        }
-
-        return (get_parent_class($class) ?: key(class_implements($class)) ?: 'class').'@anonymous';
-    }
-
-    public static function get_resource_id($res): int
-    {
-        if (!\is_resource($res) && null === @get_resource_type($res)) {
-            throw new \TypeError(sprintf('Argument 1 passed to get_resource_id() must be of the type resource, %s given', get_debug_type($res)));
-        }
-
-        return (int) $res;
-    }
-
-    public static function preg_last_error_msg(): string
-    {
-        switch (preg_last_error()) {
-            case \PREG_INTERNAL_ERROR:
-                return 'Internal error';
-            case \PREG_BAD_UTF8_ERROR:
-                return 'Malformed UTF-8 characters, possibly incorrectly encoded';
-            case \PREG_BAD_UTF8_OFFSET_ERROR:
-                return 'The offset did not correspond to the beginning of a valid UTF-8 code point';
-            case \PREG_BACKTRACK_LIMIT_ERROR:
-                return 'Backtrack limit exhausted';
-            case \PREG_RECURSION_LIMIT_ERROR:
-                return 'Recursion limit exhausted';
-            case \PREG_JIT_STACKLIMIT_ERROR:
-                return 'JIT stack limit exhausted';
-            case \PREG_NO_ERROR:
-                return 'No error';
-            default:
-                return 'Unknown error';
-        }
-    }
-
-    public static function str_contains(string $haystack, string $needle): bool
-    {
-        return '' === $needle || false !== strpos($haystack, $needle);
-    }
-
-    public static function str_starts_with(string $haystack, string $needle): bool
-    {
-        return 0 === strncmp($haystack, $needle, \strlen($needle));
-    }
-
-    public static function str_ends_with(string $haystack, string $needle): bool
-    {
-        if ('' === $needle || $needle === $haystack) {
-            return true;
-        }
-
-        if ('' === $haystack) {
-            return false;
-        }
-
-        $needleLength = \strlen($needle);
-
-        return $needleLength <= \strlen($haystack) && 0 === substr_compare($haystack, $needle, -$needleLength);
-    }
-}