Sync with react.dev @ a5181c29#176

Merged

lxmarinkovic merged 4 commits intomainfrom

Sep 15, 2025

Commits on Sep 9, 2025

Add React Conf 2024 to /videos (#7977)
rickhanlonii
authored

Commits on Sep 11, 2025

docs: add flushSync Troubleshooting section (#7978)

Akshay090
and
rickhanlonii
authored

Commits on Sep 12, 2025

Bump Activity docs to canary (#7974)

rickhanlonii
and
TunaDev0
authored

Commits on Sep 15, 2025

Merge branch 'main' of https://github.com/reactjs/react.dev into sync-a5181c29
react-translations-bot
committed