configuration/default.nix

@@ -7,6 +7,7 @@
 }: {
   imports = [
     "${modulesPath}/profiles/headless.nix"
+    "${modulesPath}/profiles/minimal.nix"
     (import ../modules)
 
     ./services/conduit.nix
@@ -135,5 +136,8 @@
     ];
   };
 
+  # Remove some unneeded packages
+  environment.defaultPackages = [];
+
   system.stateVersion = "20.09";
 }

configuration/services/starbound.nix

@@ -5,6 +5,9 @@
 }: let
   inherit (lib) concatStringsSep;
 in {
+  # Sadly, steam-run requires some X libs
+  environment.noXlibs = false;
+
   systemd.services.starbound = {
     description = "Starbound";
     after = ["network.target"];