Merge pull request #16706 from nextcloud/workflow-frontend

apps/workflowengine/lib/Manager.php

apps/workflowengine/src/admin.js

apps/workflowengine/src/components/Check.vue

apps/workflowengine/src/components/Checks/FileMimeType.vue

apps/workflowengine/src/components/Checks/FileSystemTag.vue

...e/src/components/Checks/MultiselectTag/MultiselectTag.vue

...orkflowengine/src/components/Checks/MultiselectTag/api.js

...kflowengine/src/components/Checks/MultiselectTag/index.js

apps/workflowengine/src/components/Checks/RequestTime.vue

apps/workflowengine/src/components/Checks/RequestURL.vue

...workflowengine/src/components/Checks/RequestUserAgent.vue

...workflowengine/src/components/Checks/RequestUserGroup.vue

apps/workflowengine/src/components/Checks/file.js

apps/workflowengine/src/components/Checks/index.js

apps/workflowengine/src/components/Checks/request.js

apps/workflowengine/src/components/Event.vue

apps/workflowengine/src/components/Operation.vue

apps/workflowengine/src/components/Rule.vue

apps/workflowengine/src/components/Workflow.vue

apps/workflowengine/src/css/multiselect.css