Web project unification for 2.0 look

[filipslezaklab]

• Remove old ui
• new ui becomes main UI project
• Adjust window spawning logic
• Adjust tauri conf
• Adjust workflows back to building/linting one vite project

[filipslezaklab]

Alternatively, we can skip cleaning up the project and instead only change the window spawn point for now, this will reduce the points to 1.