test: create a GH deployment in selftest

mxmehl · mxmehl · commit a389e2a63d1e · 2025-09-26T13:03:44.000+02:00
diff --git a/.github/workflows/selftest.yml b/.github/workflows/selftest.yml
@@ -71,3 +71,4 @@ jobs:
           linkchecker_exclude: "example.com,example.org"
           linkchecker_include_fragments: true
           linkchecker_verbose: true
+          gh_deployment: "preview"
