Adjust demo deployment (#14649)

.github/workflows/demo_deployment.yaml

@@ -0,0 +1,48 @@
+name: Demo deployment
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 * * *"
+  push:
+    branches:
+      - dev
+
+env:
+  NODE_VERSION: 16
+  NODE_OPTIONS: --max_old_space_size=6144
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment:
+      name: Demo
+      url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL }}
+    steps:
+      - name: Check out files from GitHub
+        uses: actions/checkout@v3
+
+      - name: Set up Node ${{ env.NODE_VERSION }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: yarn
+
+      - name: Install dependencies
+        run: yarn install
+        env:
+          CI: true
+
+      - name: Build Demo
+        run: ./node_modules/.bin/gulp build-demo
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Deploy to Netlify
+        id: deploy
+        uses: netlify/actions/cli@master
+        with:
+          args: deploy --dir=demo/dist --prod
+        env:
+          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_DEMO_DEV_SITE_ID }}