finally system boots with new config

need to add all my stuff btw

modules/core/options.nix

@@ -0,0 +1,48 @@
+{
+  lib,
+  shared,
+  ...
+}:
+{
+  options.workstation.core = {
+    hostname = lib.mkOption {
+      type = lib.types.str;
+      default = "nixos";
+      description = "Hostname of the machine";
+    };
+
+    kernel = lib.mkOption {
+      type = with lib.types; enum (builtins.attrNames shared.kernelOptions);
+      default = "lts";
+      description = "The kernel of the machine";
+    };
+
+    user = {
+      name = lib.mkOption {
+        type = lib.types.str;
+        default = "river";
+        description = "The username of the primary user";
+      };
+
+      fullName = lib.mkOption {
+        type = lib.types.str;
+        default = "Maaz Khokhar";
+        description = "The full name of the user";
+      };
+
+      shell = lib.mkOption {
+        type = lib.types.str;
+        default = "fish";
+        description = "The shell the primary user uses";
+      };
+    };
+
+    allowUnfree = lib.mkEnableOption "unfree packages" // {
+      default = true;
+    };
+
+    ssh = {
+      permitRootLogin = lib.mkEnableOption "root SSH login";
+    };
+  };
+}