Flatten modules

modules/nixos/kanata.nix

@@ -0,0 +1,65 @@
+{ config, lib, ... }:
+
+let
+  cfg = config.features.cli.${service};
+  service = "kanata";
+
+  inherit (lib)
+    mkEnableOption
+    mkIf
+    mkOption
+    types
+    ;
+in
+{
+  options.features.cli.${service} = {
+    enable = mkEnableOption "Enable ${service}";
+
+    devices = mkOption {
+      default = [ ];
+      type = types.listOf types.str;
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.kanata = {
+      enable = true;
+
+      keyboards = {
+        default = {
+          devices = cfg.devices;
+
+          extraDefCfg = "process-unmapped-keys yes";
+
+          config = ''
+            (defsrc
+              caps a s d f j k l ;
+            )
+
+            (defvar
+              tap-time 150
+              hold-time 200
+              hold-time-slow 300
+            )
+
+            (defalias
+              escctrl (tap-hold 100 100 esc lctl)
+              a (tap-hold $tap-time $hold-time-slow a lmet)
+              s (tap-hold $tap-time $hold-time-slow s lalt)
+              d (tap-hold $tap-time $hold-time d lsft)
+              f (tap-hold $tap-time $hold-time f lctl)
+              j (tap-hold $tap-time $hold-time j rctl)
+              k (tap-hold $tap-time $hold-time k rsft)
+              l (tap-hold $tap-time $hold-time-slow l ralt)
+              ; (tap-hold $tap-time $hold-time-slow ; rmet)
+            )
+
+            (deflayer base
+              @escctrl @a @s @d @f @j @k @l @;
+            )
+          '';
+        };
+      };
+    };
+  };
+}