Show GitLab Explore page as default landing page before signin

Description

One of the goals with GitLab is to encourage collaboration and code reuse. Likewise, the GitLab (the product, not to be confused with GitLab.com) default landing page should feature trending projects rather than a boring sign in page.

Proposal

By default show /explore page when user has not yet signed in.

Links / references

Documentation blurb

Overview

By default, GitLab shows the GitLab Explore page before a user has signed in to encourage code reuse, discoverability, and collaboration.

Use cases

Developers should keep a pulse on what projects are popular on their instance.

Feature checklist

Make sure these are completed before closing the issue, with a link to the relevant commit.

Edited by Ben Bodenmiller