How to build and run tinychat in browser (WebGPU and WASM)

PYTHONPATH=. python examples/tinychat/tinychat-browser/compile.py
./examples/tinychat/tinychat-browser/compile_wasm.sh
- Prerequisite: install emscripten. This script looks for ~/emsdk/emsdk_env.sh, adjust this based on your installation.
./examples/tinychat/tinychat-browser/make_tiktoken_js.sh
- Prerequisite: install npm, webpack.
cd examples/tinychat && python -m http.server 7776
In browser: open either localhost:7776/tinychat-browser (WebGPU), or localhost:7776/tinychat-browser/?backend=wasm (WASM)