update dockerfiles based on latest streamline image

The latest images incorporate all changes previously added by the dockerfiles.
The arm image however is still missing/unreliable from the registry and must be
built independently.

docker/streamline-src/vendor/sebastian/object-enumerator/src/Enumerator.php

@@ -0,0 +1,68 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of sebastian/object-enumerator.
+ *
+ * (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\ObjectEnumerator;
+
+use function array_merge;
+use function is_array;
+use function is_object;
+use SebastianBergmann\ObjectReflector\ObjectReflector;
+use SebastianBergmann\RecursionContext\Context;
+
+final class Enumerator
+{
+    /**
+     * @psalm-return list<object>
+     */
+    public function enumerate(array|object $variable, Context $processed = new Context): array
+    {
+        $objects = [];
+
+        if ($processed->contains($variable)) {
+            return $objects;
+        }
+
+        $array = $variable;
+
+        /* @noinspection UnusedFunctionResultInspection */
+        $processed->add($variable);
+
+        if (is_array($variable)) {
+            foreach ($array as $element) {
+                if (!is_array($element) && !is_object($element)) {
+                    continue;
+                }
+
+                /** @noinspection SlowArrayOperationsInLoopInspection */
+                $objects = array_merge(
+                    $objects,
+                    $this->enumerate($element, $processed)
+                );
+            }
+
+            return $objects;
+        }
+
+        $objects[] = $variable;
+
+        foreach ((new ObjectReflector)->getProperties($variable) as $value) {
+            if (!is_array($value) && !is_object($value)) {
+                continue;
+            }
+
+            /** @noinspection SlowArrayOperationsInLoopInspection */
+            $objects = array_merge(
+                $objects,
+                $this->enumerate($value, $processed)
+            );
+        }
+
+        return $objects;
+    }
+}