v3.11.0-fix-catchup

add RTSP catchup enhancements

• Implement negative caching for RTSP catchup failures (fast-fail on repeated 404s)
• Implement success caching for RTSP catchup requests (reuse final RTSP URL)
• Increase maximum RTSP redirects from 5 to 12
• Enhance catchup source detection for RTSP streams
• Add catchup recent block hours feature (block very recent programs in EPG)
• Improve catchup segment building and player state management
• Add OpenWrt x86_64 IPK build workflow

Based on main (v3.11.0) with catchup fixes from v3.10.1-fix-catchup-branch.

Full Changelog: https://github.com/levi882/rtp2httpd/commits/v3.11.0-fix-catchup

v3.10.1-fix-catchup

Custom build for IPTV catchup compatibility improvements.

Changes:

• improve catchup playback behavior in the built-in web player
• show clearer upstream catchup error messages
• add configurable recent catchup blocking window presets
• align recent catchup blocking with upstream declared timeshift length
• expose x-r2h-timeshift-length in generated M3U output
• include RTSP catchup stability fixes and upstream failure mitigation

Full Changelog: v3.10.1-fix-catchup...v3.10.1-fix-catchup