Create branch names from Jira ticket URL
ticket/ABC-123-ticket-title-slug
It is a demonstration of how to add content to a page via chrome extension content-script.
It checks if the active tab URL is atlassian.net and has ticketID, then adds the ticket information on the header.
This doesn't use any external libraries or packages.
Load the extension and open a JIRA ticket page, you will find the branch name on the header bar
Download the folder and load the unpacked extension to run it
Chrome docs on Loading an unpacked extension
This is not a production ready extension.