Set up Remix application

[olivierobert]

Why

Before adding features, the framework must be set up with the provided generator. It allows to check the various options available when generating a new project and assess the support for Web and API variants.

Acceptance Criteria

• Create a new directory in the project's root with the framework's name.
• Generate a barebone project using the provided generator.
• Ensure the application can be started simultaneously with the other framework. So a different local port for each application must be used.