I think what you're asking for has existed for a long, long time. QML.
QML doesn't have a way to define interfaces with JSX and doesn't integrate with the wider JS tooling. From my very limited experience, it still feels too close to the C++ world.
QML doesn't have a way to define interfaces with JSX and doesn't integrate with the wider JS tooling. From my very limited experience, it still feels too close to the C++ world.