[Bug]: Create a api/url endpoint in backend for importing through api/url

### Is there an existing issue for this?

- [x] I have searched the existing issues and couldn't find a duplicate.

### Current Behavior

There is no endponit for it currently in backend/routes/cluster.go

### Expected Behavior

needs a endpoint for api import 

### Steps to Reproduce

.

### Additional Context/Logs

```shell

```