Setup roles as modules and switch to sway

roles/nfs-mounts/default.nix

@@ -1,14 +1,30 @@
-# TODO: implement requireMount
-{ requireMount ? false, ... }:
+{ config, lib, ... }:
 
+with lib;
+
+let
+  cfg = config.roles.nfs-mounts;
+in
 {
-  fileSystems."/media" = {
-    device = "10.0.0.43:/media";
-    fsType = "nfs";
-    options = [
-      "defaults"
-      "nofail"
-      "softreval"
-    ];
+  options.roles.nfs-mounts = {
+    enable = mkEnableOption "Enable default NFS mounts";
+    # TODO: implement requireMount
+    requireMount = mkOption {
+      type = types.bool;
+      description = "Hard fail if the NFS mounts are not available";
+      default = false;
+    };
+  };
+
+  config = {
+    fileSystems."/media" = {
+      device = "10.0.0.43:/media";
+      fsType = "nfs";
+      options = [
+        "defaults"
+        "nofail"
+        "softreval"
+      ];
+    };
   };
 }