A new way of form fillingwe have create a simple demo using ChatBot to ask questions and fill out a pdf form from the answers collected using ChatBotA video recording of the demo is available herehttps://experienceleague.adobe.com/en/docs/experience-manager-learn/forms/chatbot-and-aem-forms/introduc...

Create form based on foundation components I don’t think you can mix and match core components and foundation components in one form

We are constantly adding new core components . I think the components you mentioned are on the to do list

For the cloud you have to use the http rest api for document generation I have given the links to you in the previous reply 

Are you using the cloud service or 6.5if using 6.5 follow this https://experienceleague.adobe.com/en/docs/experience-manager-learn/forms/document-services/output-and-forms-services-article-develop# if using cloud follow this link to generate pdf https://experienceleague.adobe.com/en/docs/experience-...

Can you please tell us what is the use case that you are trying to accomplish?

You are mixing 6.5 with cloud service packages 

For forms cloud serviceplease follow the steps mentioned in the articlehttps://experienceleague.adobe.com/en/docs/experience-manager-learn/cloud-service/forms/developing-for-cloud-service/getting-started 

https://experienceleague.adobe.com/en/docs/experience-manager-learn/forms/document-services/output-and-forms-services-article-develop

https://experienceleague.adobe.com/en/docs/experience-manager-learn/forms/document-services/embed-pdf-inline