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/dflydev/dot-access-data/src/Util.php

@@ -1,78 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/*
- * This file is a part of dflydev/dot-access-data.
- *
- * (c) Dragonfly Development Inc.
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Dflydev\DotAccessData;
-
-class Util
-{
-    /**
-     * Test if array is an associative array
-     *
-     * Note that this function will return true if an array is empty. Meaning
-     * empty arrays will be treated as if they are associative arrays.
-     *
-     * @param array<mixed> $arr
-     *
-     * @return bool
-     *
-     * @psalm-pure
-     */
-    public static function isAssoc(array $arr): bool
-    {
-        return !count($arr) || count(array_filter(array_keys($arr), 'is_string')) == count($arr);
-    }
-
-    /**
-     * Merge contents from one associtative array to another
-     *
-     * @param mixed $to
-     * @param mixed $from
-     * @param DataInterface::PRESERVE|DataInterface::REPLACE|DataInterface::MERGE $mode
-     *
-     * @return mixed
-     *
-     * @psalm-pure
-     */
-    public static function mergeAssocArray($to, $from, int $mode = DataInterface::REPLACE)
-    {
-        if ($mode === DataInterface::MERGE && self::isList($to) && self::isList($from)) {
-            return array_merge($to, $from);
-        }
-
-        if (is_array($from) && is_array($to)) {
-            foreach ($from as $k => $v) {
-                if (!isset($to[$k])) {
-                    $to[$k] = $v;
-                } else {
-                    $to[$k] = self::mergeAssocArray($to[$k], $v, $mode);
-                }
-            }
-
-            return $to;
-        }
-
-        return $mode === DataInterface::PRESERVE ? $to : $from;
-    }
-
-    /**
-     * @param mixed $value
-     *
-     * @return bool
-     *
-     * @psalm-pure
-     */
-    private static function isList($value): bool
-    {
-        return is_array($value) && array_values($value) === $value;
-    }
-}