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/phpunit/php-timer/src/ResourceUsageFormatter.php

@@ -1,73 +0,0 @@
-<?php declare(strict_types=1);
-/*
- * This file is part of phpunit/php-timer.
- *
- * (c) Sebastian Bergmann <sebastian@phpunit.de>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-namespace SebastianBergmann\Timer;
-
-use function is_float;
-use function memory_get_peak_usage;
-use function microtime;
-use function sprintf;
-
-final class ResourceUsageFormatter
-{
-    /**
-     * @psalm-var array<string,int>
-     */
-    private const SIZES = [
-        'GB' => 1073741824,
-        'MB' => 1048576,
-        'KB' => 1024,
-    ];
-
-    public function resourceUsage(Duration $duration): string
-    {
-        return sprintf(
-            'Time: %s, Memory: %s',
-            $duration->asString(),
-            $this->bytesToString(memory_get_peak_usage(true))
-        );
-    }
-
-    /**
-     * @throws TimeSinceStartOfRequestNotAvailableException
-     */
-    public function resourceUsageSinceStartOfRequest(): string
-    {
-        if (!isset($_SERVER['REQUEST_TIME_FLOAT'])) {
-            throw new TimeSinceStartOfRequestNotAvailableException(
-                'Cannot determine time at which the request started because $_SERVER[\'REQUEST_TIME_FLOAT\'] is not available'
-            );
-        }
-
-        if (!is_float($_SERVER['REQUEST_TIME_FLOAT'])) {
-            throw new TimeSinceStartOfRequestNotAvailableException(
-                'Cannot determine time at which the request started because $_SERVER[\'REQUEST_TIME_FLOAT\'] is not of type float'
-            );
-        }
-
-        return $this->resourceUsage(
-            Duration::fromMicroseconds(
-                (1000000 * (microtime(true) - $_SERVER['REQUEST_TIME_FLOAT']))
-            )
-        );
-    }
-
-    private function bytesToString(int $bytes): string
-    {
-        foreach (self::SIZES as $unit => $value) {
-            if ($bytes >= $value) {
-                return sprintf('%.2f %s', $bytes / $value, $unit);
-            }
-        }
-
-        // @codeCoverageIgnoreStart
-        return $bytes . ' byte' . ($bytes !== 1 ? 's' : '');
-        // @codeCoverageIgnoreEnd
-    }
-}