Add visibility to failed webhook delivery logs via UI

Problem Definition

Currently, when webhook endpoints are setup, we cannot check if a webhook delivery failed via UI.

Suggested Solution

Add visibility to failed webhook delivery logs via UI.

Why this is important

This is important because non-technical users/owners of the webhooks do not have easy access when webhook delivery failed.

Workaround

The workaround is to create a Connect App that would register the webhook and periodically check the failed webhook queue via this GET API command.