feat: add walker and general launcher config

modules/capabilities/niri/_shortcuts.nix

@@ -6,6 +6,9 @@
 }:
 let
   nixosConfigDir = repo.account.nixosConfigurationPath;
+  launcherDmenuCommand =
+    lib.concatMapStringsSep " " lib.escapeShellArg
+      config.meta.desktop.launcher.commands.dmenu;
   mkTerminalScript =
     {
       name,
@@ -122,45 +125,15 @@ rec {
       '';
     };
 
-    vicinaeCommand = pkgs.writeShellApplication {
-      name = "niri-shortcut-vicinae-command";
-      runtimeInputs = [ config.programs.vicinae.package ];
-      text = ''
-        case "''${1:-}" in
-          files)
-            link="vicinae://extensions/sameoldlab/fuzzy-files/find"
-            ;;
-          nix-options)
-            link="vicinae://extensions/knoopx/nix/options"
-            ;;
-          home-manager-options)
-            link="vicinae://extensions/knoopx/nix/home-manager-options"
-            ;;
-          nix-packages)
-            link="vicinae://extensions/knoopx/nix/packages"
-            ;;
-          niri-windows)
-            link="vicinae://extensions/knoopx/niri/windows"
-            ;;
-          *)
-            printf 'unknown Vicinae command target: %s\n' "''${1:-}" >&2
-            exit 64
-            ;;
-        esac
-
-        exec vicinae deeplink "$link"
-      '';
-    };
-
     clipboardHistory = pkgs.writeShellApplication {
       name = "niri-shortcut-clipboard-history";
       runtimeInputs = [
         pkgs.cliphist
-        config.programs.vicinae.package
+        config.meta.desktop.launcher.package
         pkgs.wl-clipboard
       ];
       text = ''
-        selection="$(cliphist list | vicinae dmenu --navigation-title Clipboard --placeholder 'Search clipboard' --no-metadata)"
+        selection="$(cliphist list | ${launcherDmenuCommand})"
         if [ -z "$selection" ]; then
           exit 0
         fi