You were not an asshole for saying thanks dude, but your comment after their reaction made you an asshole then. Your coworker's reaction was pretty strong though. Have you had issues with them before? I would try to apologize to them when you get a chance, maybe bring some coffee and donuts as consolation if you really wanna mend things.
Don't forget to do so in the alternate realities you discover too ๐
Depends on how you're accessing lemmy. There's a button on lemmy websites if your instance's admin has allowed it.
Don't think so, easier to request someone on the other instance to create it for you.
To have loved and to be loved.