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/ramsey/collection/src/ArrayInterface.php

@@ -1,49 +0,0 @@
-<?php
-
-/**
- * This file is part of the ramsey/collection library
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- *
- * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
- * @license http://opensource.org/licenses/MIT MIT
- */
-
-declare(strict_types=1);
-
-namespace Ramsey\Collection;
-
-use ArrayAccess;
-use Countable;
-use IteratorAggregate;
-
-/**
- * `ArrayInterface` provides traversable array functionality to data types.
- *
- * @template T
- * @extends ArrayAccess<array-key, T>
- * @extends IteratorAggregate<array-key, T>
- */
-interface ArrayInterface extends
-    ArrayAccess,
-    Countable,
-    IteratorAggregate
-{
-    /**
-     * Removes all items from this array.
-     */
-    public function clear(): void;
-
-    /**
-     * Returns a native PHP array representation of this array object.
-     *
-     * @return array<array-key, T>
-     */
-    public function toArray(): array;
-
-    /**
-     * Returns `true` if this array is empty.
-     */
-    public function isEmpty(): bool;
-}