feat: add local dictation with Handy and Niri shortcuts

modules/capabilities/niri/_bindings.nix

@@ -1,5 +1,6 @@
 {
   browser,
+  handy,
   launcher,
   swapMonitorWorkspaces,
   terminal,
@@ -34,6 +35,24 @@ in
     _props.hotkey-overlay-title = "App Launcher";
   };
 
+  # Dictation
+  "Mod+D" = {
+    spawn = [
+      handy
+      "--toggle-transcription"
+    ];
+    _props.repeat = false;
+    _props.hotkey-overlay-title = "Toggle Dictation";
+  };
+  "Mod+Shift+D" = {
+    spawn = [
+      handy
+      "--cancel"
+    ];
+    _props.repeat = false;
+    _props.hotkey-overlay-title = "Cancel Dictation";
+  };
+
   # Hardware media, volume, and brightness keys
   "XF86AudioPlay" = spawnLocked "playerctl play-pause";
   "XF86AudioStop" = spawnLocked "playerctl stop";

modules/capabilities/niri/default.nix

@@ -41,10 +41,18 @@ in
             playerctl
             brightnessctl
             wireplumber
+            handy
           ]
           ++ [ swapMonitorWorkspaces ];
       };
 
+      desktop.autostart = [
+        [
+          (lib.getExe pkgs.handy)
+          "--start-hidden"
+        ]
+      ];
+
       dconf.settings."org/gnome/desktop/interface".color-scheme = "prefer-dark";
 
       wayland.windowManager.niri = {
@@ -136,6 +144,7 @@ in
               terminal
               ;
             swapMonitorWorkspaces = lib.getExe swapMonitorWorkspaces;
+            handy = lib.getExe pkgs.handy;
           };
         };
       };