ENH: Add Wasm GitHub Action

Author: thewtex

.github/workflows/wasm.yml

@@ -0,0 +1,23 @@
+name: WebAssembly
+
+on: [push,pull_request]
+
+jobs:
+  build-wasm:
+    name: "Build WebAssembly"
+    runs-on: ubuntu-22.04
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - uses: actions/setup-node@v3
+      with:
+        node-version: '18'
+
+    - name: Install
+      run: |
+        npm install
+
+    - name: Build
+      run: |
+        npm run build