- Remove routes/mcp_resources.py (ui:// URI resolver endpoint)
- Frontend now directly accesses /robots/{bot_id}/skills/{server}/apps/{resource}.html
- Add Daytona fallback middleware to fetch files from sandbox on 404
- Add utils/daytona_file_fetcher.py for on-demand single file download
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>