feat(machines): enable cross-compilation on pc

Author: jakobkukla

machines/pc/configuration.nix

@@ -42,6 +42,9 @@
     options = ["compress=zstd" "noatime"];
   };
 
+  # aarch64 cross-compilation
+  boot.binfmt.emulatedSystems = ["aarch64-linux"];
+
   # Use the systemd-boot EFI boot loader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = false;