A web-browser version of the game is available here.
A full guide with which most of these notes are based on are located at in the Roguelike Tutorial - In Rust.
rustup target add wasm32-unknown-unknown
cargo install wasm-bindgen-cli
cargo install cargo-server
for testing locally
./web_build.nu
cargo server --path ./wasm
wasm-bindgen
needs to be reinstalled when the Rust toolchain is updated.