Alright, I have an update! A good one, too!
Type: Initial Single Permit
Region: Flanders (Antwerpen)
No-Reply email: 17/07/2023
Additional information request: 24/08/2023
Work Permit: Granted 28/08/2023
Single Permit: Pending
They said up to two months for the residency/single permit, but I'm crossing my fingers it comes back sooner!