Merge branch 'dev' into 'master'

fix: undefined array key "group"

See merge request !13

src/QUI/Portfolio/Controls/Portfolio2022.php

@@ -198,6 +198,7 @@ public function getBody()
                 foreach ($categoriesArray as $entry) {
                     if (isset($entry['category'])
                         && $entry['category'] === $cat
+                        && isset($entry['group'])
                         && $entry['group'] === $activeGroup
                         && !in_array($Child, $wantedPortfolioEntries)
                     ) {