With the changes made to the bundle earlier, your bundle is technically ready to be shared between various projects. However, what's left to do? It all depends on your goals, but if you went through all the trouble to create a reusable bundle, maybe even an open source one for all the world to use, then you don't want your efforts to be vain, and you hope that many people will start using your bundle. To improve the adoption and usefulness of your bundles, here's what you should always do.
KNP Labs, a very active company in the Symfony community, created a website (http://knpbundles.com) that lists many Symfony bundles and gives them a score based on popularity, recommendations, activity, testing status, and so on.
A simple search on this website will show us at least two existing bundles for performing authentication through GitHub. It is possible that you have a specific need that is not addressed by these bundles, but in that case, you would do the Symfony...