fix(cache): bump app_v2.js cache-busting version so FPT wall CSS + feed player + 16:9 toggle actually load (was serving stale JS)

Fix FPT Play video CSS overflow in TikTok viewer - use ratio-square containment for iframes

Sync main to commit 74ca420b: per-league highlight slides from xemlaibongda, fix football video slide CSS + Xem them shorts load-more, fix livescore standings CSS + 2026-2027 season

Restore 100% commit adce145d - full repo with all 85 files

Delete *

Fix highlight sliders: single Video bong da slider + reliable click-to-highlight (link-based matching)

Bump JS version to 20260821h

Bump JS version to 20260821g

Hide per-league highlight blocks, add slider CSS styles

Add section headers to livescore recent, add CSS styles for league sections

Sync root index_v2.html with static version (v=20260821a)

Add home-hl-section div to HTML templates + sync CSS

Restore full repo with all files + new changes