[WIP] run the smoke tests in CI with the binary

Signed-off-by: David Thompson <davthomp@redhat.com>

Author: datho7561

.github/workflows/ci.yaml

@@ -0,0 +1,51 @@
+name: Continuous Integration
+on:
+  - push
+  - pull_request
+jobs:
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Fix package-lock.json
+      run: rm package-lock.json
+    - name: Install dependencies
+      run: npm i --also=dev
+    - name: Run TypeScript compiler (under webpack)
+      run: npm run compile
+    - name: Run ESLint
+      run: npm run eslint
+
+  build-test-native-image:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        repository: 'eclipse/lemminx'
+    - uses: graalvm/setup-graalvm@557ffcf459751b4d92319ee255bf3bec9b73964c #v1.2.5
+      with:
+        distribution: graalvm-community
+        java-version: 17
+    - run: mv org.eclipse.lemminx/target/lemminx-* lemminx-linux
+    - uses: actions/upload-artifact@v4
+      with:
+        name: lemminx-linux
+        path: lemminx-linux
+        if-no-files-found: error
+
+  smoke-test:
+    runs-on: ubuntu-latest
+    needs: build-test-native-image
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/download-artifact@v4
+        with:
+          name: lemminx-linux
+          path: server
+      - name: Make lemminx binary executable
+        run: chmod u+x ./server/lemminx-linux
+      - name: Install dependencies
+        run: npm i --also=dev
+      - name: Run smoke test suite
+        run: xvfb-run npm test