probe (temporary, do not merge): what XIM_PKGINDEX_TOKEN may do on xim-pkgindex

Co-authored-by: speak-agent <248744407+speak-agent@users.noreply.github.com>

Author: Sunrisepeak

.github/workflows/probe-pkgindex-token.yml

@@ -0,0 +1,26 @@
+name: probe pkgindex token
+
+# Temporary (do not merge): what XIM_PKGINDEX_TOKEN may do on
+# openxlings/xim-pkgindex. A repository_dispatch whose event type nothing
+# listens to starts nothing there.
+on:
+  push:
+    branches: [probe/pkgindex-token]
+
+permissions: {}
+
+jobs:
+  probe:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: dispatches and the token's permissions
+        env:
+          GH_TOKEN: ${{ secrets.XIM_PKGINDEX_TOKEN }}
+        run: |
+          set +e
+          echo "repository_dispatch:"
+          gh api -X POST repos/openxlings/xim-pkgindex/dispatches -f event_type=mcpp-token-probe -i 2>&1 | head -1
+          echo "workflow_dispatch:"
+          gh api -X POST repos/openxlings/xim-pkgindex/actions/workflows/xpkgindex-update.yml/dispatches -f ref=main -f 'inputs[dry_run]=true' -i 2>&1 | head -1
+          echo "repository permissions:"
+          gh api repos/openxlings/xim-pkgindex -q '.permissions' 2>&1