Alright fedi, just got back from the Nix Store, ended up buying
/etc/nixos#nixosConfigurations.Infini-FRAMEWORK.config.system.build.toplevel
/etc/nixos#nixosConfigurations.Infini-FRAMEWORK.config.system.build.toplevel
Step 1: Buy a receipt printer
Step 2: Package the CUPS drivers
Step 3: Discover python-escpos
Step 4: Hyperfixate
Step 5: Discover nix path-info
Add to git repository, mix thoroughly, and execute script :)