ci: add status check

Author: tpluscode

.github/workflows/previews-ods-ui.yaml

@@ -103,6 +103,14 @@ jobs:
             **URL:** https://${{ steps.vars.outputs.branch }}.piveau-ln-preview.zazukoians.org/
             **Note:** It may take a few minutes for the DNS to propagate, the certificate to be generated and the preview to be reachable.
 
+      - name: Status check
+        uses: Sibz/github-status-action@v1.1.6
+        with:
+          authToken: ${{ secrets.GITHUB_TOKEN }}
+          context: Preview deployed
+          state: success
+          target_url: https://${{ steps.vars.outputs.branch }}.piveau-ln-preview.zazukoians.org/
+          
       - name: Delete manifests
         working-directory: ./opendata.swiss/ui/k8s
         if: github.event.action == 'closed'