Switch to side-by-side view

--- a
+++ b/.github/workflows/whats-new.yml
@@ -0,0 +1,16 @@
+name: Check Whats News Changes
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.number }}-${{ github.event.ref }}
+  cancel-in-progress: true
+on:
+  pull_request:
+    types: [ assigned, opened, synchronize, reopened, labeled, unlabeled ]
+    branches:
+      - '*'
+jobs:
+  check-whats-news:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: tarides/changelog-check-action@v3
+        with:
+          changelog: docs/whats_new.rst