Add GitHub content (#987)

* Add Bootstrap CSS content

* Add Bulma CSS content

* Add Prettier content

* Add Vite content

* Add GitHub content

* Add GitHub content

* Add GitHub content

content/roadmaps/101-backend/content/105-repo-hosting-services/100-github.md

@@ -1 +1,12 @@
-# Github
+# GitHub
+
+GitHub is a provider of Internet hosting for software development and version control using Git. It offers the distributed version control and source code management functionality of Git, plus its own features.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+
+<BadgeLink badgeText='Official Website' colorScheme='blue' href='https://github.com'>GitHub Website</BadgeLink>
+<BadgeLink badgeText='Official Documentation' colorScheme='blue' href='https://docs.github.com/en/get-started/quickstart'>GitHub Documentation</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=w3jLJU7DT5E'>What is GitHub?</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=wpISo9TNjfU'>Git vs. GitHub: What's the difference?</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=RGOj5yH7evk'>Git and GitHub for Beginners</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=eulnSXkhE7I'>Git and GitHub - CS50 Beyond 2019</BadgeLink>