@gvaem  String currentUser = workItem.getCurrentAssignee(); Only returns when you have a user assigned to the workflow step from the current user session.   Who is the publisher here? Is it the person activating/publishing the page or asset?

@gvaem  Workflow processes run in the background and are not directly tied to a specific user session. So, that is the reason you won't get current user details.   If you assign someone to the workflow step, you should get this correctly. String currentUser = workItem.getCurrentAssignee();   Can you...

@SrikanthPo3  If the servlet is registered with a resource type and is publicly accessible, any user with knowledge of the endpoint can make requests to it, regardless of the client used (e.g., jQuery AJAX, Postman, etc.)   There are multiple ways you can secure your form submits. I would say one of...

@dylanmccurry I like the externalizer better, we use them for external website using our nav and footer. This link is for on prem. @arunpatidar shared the link for AEMaaCS. https://experienceleague.adobe.com/en/docs/experience-manager-65/content/implementing/developing/platform/externalizer    

@Prashardan  You can use a radio button to toggle. Here is the list of data types available for defining the CF model https://experienceleague.adobe.com/en/docs/experience-manager-65/content/assets/content-fragments/content-fragments-models#data-types  

@ZeelTr1  Sometimes it might be due to js errors. Can you check that once in the developer console.  

@rosscucc  It could be because in AEMaaCS there is no support for WEBP. Adobe guide for supported file formats for reference on this - https://experienceleague.adobe.com/en/docs/experience-manager-cloud-service/content/assets/file-format-support#image-support-dynamic-media

Congratulations @arunpatidar 

@MuriloGu  You can check this guide for the timeout.   https://experienceleague.adobe.com/en/docs/experience-platform/query/troubleshooting-guide#how-do-i-stop-my-queries-from-timing-out-in-10-minutes

Adding the screenshot for quick reference