When deploying modern frontend applications, one of the most common hurdles is ensuring that client-side routing works seamlessly in a production environment. I recently addressed this while working on the to-do-frontend project.

The Situation

Like many single-page applications (SPAs), the to-do-frontend relies on client-side routing to manage navigation without full page reloads.

For anyone managing frontend deployments, the Vercel configuration file is often one of those 'set it and forget it' components. You get the build running, the routes working, and then you move on. Recently, while working on the to-do-frontend project, I realized that my configuration had drifted from best practices, leading to some inconsistencies in how the environment handled static assets and