If you have not created a team on AllAnswered, it is as simple as entering your email. You can try it free for 14 days, no credit card required. See pricing page for the different plans that we offer.
Install the integration by clicking the "Install Github integration" button under "Admin Team", and authorize the request. You need to be an administrator for your Github account to carry out this setup.
Now your team members are able to see the details of issues without leaving AllAnswered.
Embed Github gist code snippets in AllAnswered pages, records and posts.