add temporary test for standalone CLI

Author: RobinMalfait

.github/workflows/temp-test-standalone-cli.yaml

@@ -0,0 +1,45 @@
+name: Test Standalone CLI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+
+env:
+  CI: true
+
+permissions:
+  contents: read
+
+jobs:
+  build_cli:
+    permissions:
+      contents: write  # for softprops/action-gh-release to create GitHub release
+    runs-on: macos-11
+    steps:
+      - uses: actions/checkout@v3
+
+      - run: git fetch --tags -f
+
+      - name: Use Node.js 16
+        uses: actions/setup-node@v3
+        with:
+          node-version: '16'
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Build tailwindcss
+        run: npm run prepublishOnly
+
+      - name: Install standalone cli dependencies
+        run: npm install
+        working-directory: standalone-cli
+
+      - name: Build standalone cli
+        run: npm run build
+        working-directory: standalone-cli
+
+      - name: Test
+        run: npm test
+        working-directory: standalone-cli