s manage the following types of contributions:</p><ul><li><a href=/v1.21/docs/releases/contribute/add-content/>Add</a> new files to the repository.</li><li><a href=/v1.21/docs/releases/contribute/github/#quick-edit>Edit</a> existing files.</li><li><a href=/v1.21/docs/releases/contribute/review/>Review</a> the added or modified files.</li><li>Manage multiple release or development <a href=/v1.21/docs/releases/contribute/github/#branching-strategy>branches</a>.</li></ul><p>The contribution guides assume you c