github/workflows: add simple_build_wasm

.github/workflows/main.yml

@@ -35,6 +35,28 @@ jobs:
           ./configure
           make database/database.h
           make -j$(nproc)
+  simple_build_wasm:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - name: Get Dependencies
+        run: |
+          sudo apt-get install -y csh
+          git clone https://github.com/emscripten-core/emsdk.git
+          cd emsdk
+          ./emsdk install latest
+          ./emsdk activate latest
+      - name: Build
+        run: |
+          source ./emsdk/emsdk_env.sh
+          emconfigure ./configure --without-cairo --without-opengl --without-x --disable-readline
+          emmake make
+      - name: archive wasm bundle
+        uses: actions/upload-artifact@v3
+        with:
+          name: magic-wasm-bundle
+          path: |
+            ${{ github.workspace }}/magic/magic.wasm
   # simple_build_mac:
   #   runs-on: macos-11
   #   steps: