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/service-contracts/ServiceProviderInterface.php

@@ -1,45 +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\Contracts\Service;
-
-use Psr\Container\ContainerInterface;
-
-/**
- * A ServiceProviderInterface exposes the identifiers and the types of services provided by a container.
- *
- * @author Nicolas Grekas <p@tchwork.com>
- * @author Mateusz Sip <mateusz.sip@gmail.com>
- *
- * @template-covariant T of mixed
- */
-interface ServiceProviderInterface extends ContainerInterface
-{
-    /**
-     * @return T
-     */
-    public function get(string $id): mixed;
-
-    public function has(string $id): bool;
-
-    /**
-     * Returns an associative array of service types keyed by the identifiers provided by the current container.
-     *
-     * Examples:
-     *
-     *  * ['logger' => 'Psr\Log\LoggerInterface'] means the object provides a service named "logger" that implements Psr\Log\LoggerInterface
-     *  * ['foo' => '?'] means the container provides service name "foo" of unspecified type
-     *  * ['bar' => '?Bar\Baz'] means the container provides a service "bar" of type Bar\Baz|null
-     *
-     * @return array<string, string> The provided service types, keyed by service names
-     */
-    public function getProvidedServices(): array;
-}