Add optional MUI_FINISHPAGE_RUN pattern for launching the app after installation completes.
Add ::warning:: annotation and fallback to fetch existing release when tag already has a release. Add troubleshooting section for re-triggering failed release workflows. Fix markdown lint warnings.
Reusable reference extracted from wled-screen-controller covering: - Lint/test and release workflows for Gitea Actions - Cross-building Windows from Linux (embedded Python + wheels) - NSIS installer packaging - Docker multi-stage builds with Gitea registry - Version detection, pre-release handling, size optimization
