Verify wasm target in Nix CI

Co-authored-by: dichhead <[email protected]>

.github/workflows/ci.yml

@@ -38,6 +38,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/setup-nix
+      - name: Verify wasm target
+        run: nix develop --command rustc --print target-libdir --target wasm32-unknown-unknown > /dev/null
       - name: Build web bundle
         run: nix develop --command trunk build --locked --release --public-url /app/ --dist dist/app --html-output index.html web-app.html
       - name: Validate website assembly