3d cafe and simulation

Prompt

Create a 3d cafe with all the detailing and everything working fine......the cafe is 1000 sq ft and we can enter the cafe and its the working prototype....make it work in the browser and everything operating and simulating perfectly.....Plan everything yourself in detail as an expert.....check what all things are required for an cafe.....then convert it into 3d and with best graphics and make it working use three,js or webgl or webgpu