CI for Monaco Editor compile and bundling.

.github/workflows/ci.yml

@@ -110,3 +110,20 @@ jobs:
       name: Run Unit Tests
     - run: ./scripts/test-integration.sh --tfs "Integration Tests"
       name: Run Integration Tests
+
+  monaco:
+    runs-on: macos-latest
+    env:
+      CHILD_CONCURRENCY: "1"
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 10
+    - run: yarn --frozen-lockfile
+      name: Install Dependencies
+    - run: yarn monaco-compile-check
+      name: Run Monaco Editor Checks
+    - run: yarn editor-esm-bundle
+      name: Editor Distro & ESM Bundle