The approach you use is correct - there is no need to do any port-specific configuration in DNAC on host-onboarding (assuming you select proper template). Please provide the output of:
show auth session interface <...> details
There is no dedicated section in CVD for such case, but it is fully supported. The main question is: do you have IP pool where you will have only statically configured clients or it will be a mix of static and DHCP-enabled ones. If pool will b...
What you can do is to go to "Platform -> Developer Toolkit -> Data & Reports" and explore available options.
As discussed separately, please find attached Postman collection to further automate DNA-Center functionality which I presented as part of Cisco Live:
DEVNET-2087: Intent APIs in Cisco DNA Center
DEVNET-2412: Accelerate Cisco DNA SD-Access de...