Merge pull request #16682 from nextcloud/enh/12790/workflow-backend

apps/workflowengine/appinfo/app.php

apps/workflowengine/appinfo/database.xml

apps/workflowengine/appinfo/info.xml

apps/workflowengine/appinfo/routes.php

apps/workflowengine/composer/composer/autoload_classmap.php

apps/workflowengine/composer/composer/autoload_static.php

apps/workflowengine/js/workflowengine.js

apps/workflowengine/js/workflowengine.js.map

apps/workflowengine/lib/AppInfo/Application.php

apps/workflowengine/lib/Check/AbstractStringCheck.php

apps/workflowengine/lib/Check/FileMimeType.php

apps/workflowengine/lib/Check/FileName.php

apps/workflowengine/lib/Check/FileSize.php

apps/workflowengine/lib/Check/FileSystemTags.php

apps/workflowengine/lib/Check/RequestRemoteAddress.php

apps/workflowengine/lib/Check/RequestTime.php

apps/workflowengine/lib/Check/RequestUserAgent.php

apps/workflowengine/lib/Check/TFileCheck.php

apps/workflowengine/lib/Check/UserGroupMembership.php

apps/workflowengine/lib/Command/Index.php