Did you try the ReplicationStatusManager from acs-commons?  https://github.com/Adobe-Consulting-Services/acs-aem-commons/blob/master/bundle/src/main/java/com/adobe/acs/commons/replication/status/impl/ReplicationStatusManagerImpl.java

https://experienceleague.adobe.com/docs/experience-manager-learn/getting-started-with-aem-headless/spa-editor/react/overview.html

https://blogs.perficient.com/2018/07/26/no-servlets-required-exporting-data-with-sling-models/

try renderHidden    https://developer.adobe.com/experience-manager/reference-materials/6-5/granite-ui/api/jcr_root/libs/granite/ui/components/coral/foundation/form/field/index.html#/libs/granite/ui/components/coral/foundation/form/field

can you give some example? Maybe you are searching for a hidden-field like this:   https://developer.adobe.com/experience-manager/reference-materials/6-5/granite-ui/api/jcr_root/libs/granite/ui/components/coral/foundation/form/hidden/index.html

Try to test this on your local sdk. I'm not sure if the old querybuilderdebugger ist still be supported at the cloud tbh.

If you search for "aem dialog show hide" you will find a lot of examples on the web. One of them that looks a bit old though but might still be working is this one:   https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager-blogs/show-hide-cq-dialog-fields-based-on-drop-down-selecti...

I wasn't able to persist queries through graphiql onprem too. The whole tool was not working properly without a couple adjustments on the local env. It is still very helpful to test queries though. I hope there will be a better release for 6.5 too anytime soon.   good luck

Are you using the coral version of the widget? It will cause trouble if you mix old&new widgets. Please refer to the docs here:   https://developer.adobe.com/experience-manager/reference-materials/6-5/granite-ui/api/jcr_root/libs/granite/ui/components/coral/foundation/form/fileupload/index.html   It...

Did you take a look at the Section "Initial Content" at https://experienceleague.adobe.com/docs/experience-manager-65/developing/platform/templates/page-templates-editable.html#creating-a-new-template ?