> Does adding a reaction to a comment in an issue thread bump the whole issue, does it have to be added to the top issue to show up in sorting? Yes it needs to

> Does adding a reaction to a comment in an issue thread bump the whole issue, does it have to be added to the top issue to show up in sorting? Yes it needs to be added to the top post. It's not really an official thing I guess, but for popular projects these reactions add up, and it helps getting a clearer picture of what matters to users.