Add or update the Azure App Service build and deployment workflow config

.github/workflows/codespaces-rb-dnsrebinding_tidy639.yml

@@ -0,0 +1,29 @@
+# Docs for the Azure Web Apps Deploy action: https://github.com/azure/functions-action
+# More GitHub Actions for Azure: https://github.com/Azure/actions
+
+name: Build and deploy Powershell project to Azure Function App - tidy639
+
+on:
+  push:
+    branches:
+      - codespaces-rb-dnsrebinding
+  workflow_dispatch:
+
+env:
+  AZURE_FUNCTIONAPP_PACKAGE_PATH: '.' # set this to the path to your web app project, defaults to the repository root
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout GitHub Action'
+        uses: actions/checkout@v2
+
+      - name: 'Run Azure Functions Action'
+        uses: Azure/functions-action@v1
+        id: fa
+        with:
+          app-name: 'tidy639'
+          slot-name: 'Production'
+          package: ${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}
+          publish-profile: ${{ secrets.AZUREAPPSERVICE_PUBLISHPROFILE_06D03A03AC6444B887780106081023CB }}