Description

As a user, I want to see the catalogs for the Knative Events.

Acceptance Criteria

1. Should create a Knative Events catalog
2. Should add Events add card on the Add page to access the Events catalog
3. Should show attributes and values  along with descriptions on the side panel of the Knative Event
4. Should add the Subscribe button on the side panel which redirects the user to the Subscribe form.

Additional Details: