configure ci to autodeploy docs

Author: AlexanderMac

.github/workflows/ci.yml

@@ -33,6 +33,7 @@ jobs:
   build-demo:
     needs: test
     if: github.ref == 'refs/heads/master'
+    runs-on: ubuntu-latest
     steps:
       - name: Fetch Repository
         uses: actions/checkout@v4