Add workflow

.gitea/workflows/build-isos.yaml

@@ -0,0 +1,13 @@
+name: Build ISOs
+
+on: [push]
+
+jobs:
+  build-isos:
+    runs-on: debian-latest
+    container:
+      image: node:16-bullseye
+      volumes:
+        - /srv/vapps/gitea-rootless/volumes/test:/data
+    steps:
+      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."