... because my boss, out of the blue, told me I'm doing a good job and I should keep it up.
I was very surprised because it felt very random. He must've noticed it too and said "it felt like you needed to hear that". And I really, really did. What a great guy, I'd been mad stressed the last few weeks, and while also dealing with a coworker trying to undermine me. I genuinely appreciate him and it really made my week.