ci: Move full E2E tests into their own scheduled workflow (#4757)

.github/workflows/ci-master.yml

@@ -35,11 +35,6 @@ jobs:
       - name: Test
         run: pnpm test
 
-      - name: Test E2E
-        run: |
-          pnpm cypress:install
-          pnpm test:e2e:all
-
       - name: Lint
         env:
           CI_LINT_MASTER: true

.github/workflows/e2e-tests.yml

@@ -0,0 +1,46 @@
+name: End-to-End tests
+
+on:
+  schedule:
+    - cron: '0 3 * * *'
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 30
+
+    strategy:
+      matrix:
+        node-version: [14.x, 16.x]
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: pnpm/action-setup@v2.2.4
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'pnpm'
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build
+        run: pnpm build
+
+      - name: Test E2E
+        run: |
+          pnpm cypress:install
+          pnpm test:e2e:all
+
+      - name: Notify Slack on failure
+        uses: act10ns/slack@v2.0.0
+        if: failure()
+        with:
+          status: ${{ job.status }}
+          channel: '#updates-build-alerts'
+          webhook-url: ${{ secrets.SLACK_WEBHOOK_URL }}