- Add upload.js wizard with multi-target publishing (HexoJS, Gitea, Streamlit, MetaBlogizer)
- Add submit.js for user content submission with moderation workflow
- Add moderation RPCD methods: submit_for_review, list_pending, approve_submission, reject_submission
- Update ACL with new moderation permissions
- Add menu entries for Upload and Submit & Moderate views
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>