website/build-wasm.sh

#!/usr/bin/env bash
set -euo pipefail

PROFILE="${1:-release}"

if [ "$PROFILE" = "dev" ]; then
    PROFILE_DIR="debug"
    CARGO_FLAGS=""
else
    PROFILE_DIR="release"
    CARGO_FLAGS="--release"
fi

cargo build $CARGO_FLAGS --target wasm32-unknown-unknown -p app

mkdir -p static
# Drop stale bindgen / compression outputs from prior builds.
rm -f static/2dscene*

wasm-bindgen --out-name 2dscene \
    --out-dir static \
    --target web \
    "target/wasm32-unknown-unknown/$PROFILE_DIR/app.wasm"

if [ "$PROFILE" != "dev" ]; then
    wasm-opt -Oz --all-features -o static/2dscene_bg.wasm static/2dscene_bg.wasm

    # Precompress assets Axum will negotiate via Accept-Encoding.
    for f in static/2dscene_bg.wasm static/2dscene.js; do
        gzip -9 -k -f "$f"
        brotli -q 11 -f -k "$f"
    done
fi

cp web/index.html static/