Incorporated OIDC for authenticating towards Azure in GH Action

Author: hvalfangst

.github/workflows/deploy_to_azure.yml

@@ -45,9 +45,9 @@ jobs:
   deploy-function:
     runs-on: ubuntu-latest
     needs: build-function
-    permissions:
-      id-token: write
-      contents: read
+    environment:
+      name: 'Production'
+      url: ${{ steps.deploy-to-function.outputs.webapp-url }}
     steps:
       - name: Download artifact from build job
         uses: actions/download-artifact@v4