Notify user of a broken URL in their Topic

[Canapin (Coin-coin le Canapin)]

Hi Tristan,

Similar features have been requested here multiple times as well:

Find and fix broken links

Would it be possible to remove all dead links from the forum?

Broken link management

discourse I’m a member of has broken inter-thread links after porting (twice) from other forum soft. Is there any automated way to find broken links?

How Check and Fix Broken Links?

Is there any possible way to identify broken links and fix it at the same time?