leonardopolicarpo/nlw-agents-front

AI Summary: Create initial README files in English (README.md) and Portuguese (README.pt-BR.md), including cross-language links at the top of each file. The READMEs should provide a comprehensive overview of the project.

AI Summary: Implement a dark mode feature for the application, allowing users to toggle between light and dark themes. This likely involves creating a theme switching mechanism, potentially using CSS variables or a dedicated theme management library, and ensuring consistent styling across the application.