run on a Forgejo binary

.forgejo/workflows/pr.yml

@@ -0,0 +1,39 @@
+on:
+  pull_request:
+
+jobs:
+  info:
+    runs-on: docker
+    container:
+      image: node:20-bookworm
+    steps:
+      - name: event
+        run: |
+          cat <<'EOF'
+          ${{ toJSON(github.event) }}
+          EOF
+
+  actions:
+    runs-on: self-hosted
+    container:
+      image: node:20-bookworm
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: https://code.forgejo.org/actions/setup-forgejo@v2
+        with:
+          install-only: true
+
+      - shell: bash
+        run: |
+          set -x
+          forgejo-binary.sh ensure_user forgejo
+
+          export DIR=$(mktemp -d)
+          chown forgejo $DIR /srv
+
+          if test -f forgejo/binary-url ; then
+            su -c "actions/run.sh $(cat forgejo/binary-url) unknown_full_version v7_0" forgejo
+          else
+            echo "forgejo/binary-url does not exist, do nothing"
+          fi