-Fixed selectors for tiktok on mobile devices, since tiktok recently added a mobile-browser-viewable webapp.

What’s new
- Much smarter blocking engine for cleaner, more precise feed removal.
- YouTube Shorts handling improved: faster redirects + optional prompt to open in the regular player.
- New settings: toggle Following feeds, Shorts behavior, and debug tracing.

Bug fixes
- Fixed multiple navigation regressions (including issues that could disrupt page history/BFCache).
- Improved stability on dynamic sites and SPA navigation.