add ollama

modules/apps/sys/ollama.nix

@@ -6,7 +6,7 @@
     services.ollama = {
       enable = true;
       package = pkgs.ollama-rocm;
-      loadModels = [ "qwen2.5:32b" "llama3.2:3b" "deepseek-r1:1.5b" ];
+      loadModels = [ "gpt-oss:20b" ];
     };
   };
 }