feat: move to single-user config

modules/hosts/polaris/default.nix

@@ -5,22 +5,13 @@
 }:
 let
   nixosModules = config.flake.modules.nixos;
-  homeModules = config.flake.modules.homeManager;
-  accounts = config.repo.accounts;
 in
 {
   repo.machines.polaris = {
-    buildFunction = config.repo.helpers.mkWorkstationHost;
-    module = nixosModules.polaris;
+    sourceControl.personal.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEVORk45HKkX7gaGGp90KsVyUy6t+fKhbWN/grjkf3cQ kiri@polaris";
+    sourceControl.work.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEVORk45HKkX7gaGGp90KsVyUy6t+fKhbWN/grjkf3cQ kiri@polaris#work";
 
-    users = {
-      kiri = {
-        account = accounts.kiri;
-        syncthingId = "6HBAKXB-DB3B4H2-BODCAXF-KD23H5W-6X5LGLC-ZJHZHLG-7U7YMGO-BB6IXQ3";
-      };
-
-      ergon.account = accounts.ergon;
-    };
+    syncthingId = "6HBAKXB-DB3B4H2-BODCAXF-KD23H5W-6X5LGLC-ZJHZHLG-7U7YMGO-BB6IXQ3";
 
     stateVersion = "24.05";
     hmStateVersion = "24.05";
@@ -43,6 +34,7 @@ in
     { ... }:
     {
       imports = [
+        nixosModules.workstation-base
         nixosModules.qbittorrent-client
         nixosModules.steam
         ./_hardware.nix
@@ -53,10 +45,5 @@ in
         common-cpu-amd
         common-gpu-amd
       ]);
-
-      home-manager.users = {
-        kiri.imports = [ homeModules.noctalia ];
-        ergon.imports = [ homeModules.noctalia ];
-      };
     };
 }