Add job to process webhook in InboundWebhooks::GithubController#create

[coderabbitai]

Task

Add a background job to process the webhook in the create method of the InboundWebhooks::GithubController class.

Context

The TODO comment in the create method suggests adding a job to process the webhook. This task involves implementing the job and ensuring it is triggered correctly when a webhook is received.

File: app/controllers/inbound_webhooks/github_controller.rb
Method: create

Reference

PR #26 - This PR introduced the create method with the TODO comment.