Create sphinx2.yml

This commit seems to be the only way I can get GH's web settings to link the workflow which already existed as spohinx.yml to the config item for publishing pages.

Author: tim-littlefair

.github/workflows/sphinx2.yml

@@ -0,0 +1,18 @@
+name: Deploy Sphinx documentation to Pages
+
+on:
+  push:
+    branches: [main] # branch to trigger deployment
+
+jobs:
+  pages:
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    permissions:
+      pages: write
+      id-token: write
+    steps:
+    - id: deployment
+      uses: sphinx-notes/pages@v3