Social footer links broken

[Happy-Ferret]

🐛 Bug Report

Adding the following to siteConfig should enable Twitter links in the footer.
No such additional element is getting rendered.

  twitter: true,
  twitterUsername: 'happyferrete',

Have you read the Contributing Guidelines on issues?

Yes

To Reproduce

1. Open website/siteConfig.js.
2. Locate const siteConfig.
3. Add the previously mentioned Twitter config flags.
4. Save & Reload

Expected behavior

A Twitter social link should be added to the page footer.

Actual Behavior

Nothing is being added.

Reproducible Demo

(Paste the link to an example repo, including a siteConfig.js, and exact instructions to reproduce the issue.)

[Happy-Ferret]

Solved by actually copying over the footer.js from the main repository.
Not sure why the wrong (outdated?) component is being created during bootstrapping.

https://github.com/facebook/docusaurus/blob/master/website-1.x/core/Footer.js