Routing is essential to most web applications. You cannot cover all of the features of your application in just one page. It would be overloaded, and your user would find it difficult to understand. Sharing links to pictures, profiles, or posts is also very important for a social network such as Graphbook. One advantageous feature, for example, is being able to send links to specific profiles. This requires each profile to have its own URL and page. Otherwise, it will not be possible to share a direct link to a single item of your application. It is also crucial to split content into different pages, due to search engine optimization (SEO).

At the moment, we render our complete application to HTML in the browser, based on the authentication status. Only the server implements a simple routing functionality. Carrying out client-side routing can save a lot...