https://www.rust-lang.org/tools/install
Following instructions from here or here
rustup target add wasm32-unknown-unknown
cargo install wasm-bindgen-cli
cargo install wasm-server-runner
cargo install cargo-watch
cargo build --release --target wasm32-unknown-unknown
wasm-bindgen target\wasm32-unknown-unknown\release\rust-roguelike.wasm --out-dir wasm --no-modules --no-typescript
python3 -m http.server
# Navigate to 127.0.0.1:8000