[TASK] Allow to show images from bing in backend by adjusting CSP in …

…backend

Configuration/ContentSecurityPolicies.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\Directive;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\Mutation;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\MutationCollection;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\MutationMode;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\Scope;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\SourceScheme;
+use TYPO3\CMS\Core\Security\ContentSecurityPolicy\UriValue;
+use TYPO3\CMS\Core\Type\Map;
+
+return Map::fromEntries([
+    Scope::backend(),
+
+    new MutationCollection(
+        new Mutation(
+            MutationMode::Extend,
+            Directive::ImgSrc,
+            SourceScheme::data,
+            new UriValue('*'),
+        ),
+    ),
+]);