feat(wlr-which-key): use caelestia launcher when available

users/modules/cli/scripts/launcher.nix

@@ -0,0 +1,23 @@
+{pkgs, ...}:
+pkgs.writeShellScriptBin "app-launcher" ''
+  LOG_FILE="$HOME/.local/share/app-launcher.log"
+
+  logger() {
+      local level="$1"
+      local message="$2"
+      local timestamp
+      timestamp=$(date +"%Y-%m-%d %H:%M:%S")
+      printf "[%s] [%-7s] %s\n" "$timestamp" "''${level^^}" "$message" >> "$LOG_FILE"
+  }
+
+  CAELESTIA_ACTIVE=$(systemctl --user is-active caelestia.service)
+  logger debug "Caelestia activity: $CAELESTIA_ACTIVE"
+
+  if systemctl --user is-active caelestia.service | grep 'active' &> /dev/null ; then
+      logger info "Using Caelestia app launcher"
+       caelestia shell drawers toggle launcher || \
+          logger error "failed to launch Caelestia app launcher"
+      exit 0
+  fi
+  rofi -show drun
+''

users/modules/desktop/caelestia.nix

@@ -13,9 +13,7 @@ in {
     systemd = {
       enable = true;
       target = "graphical-session.target";
-      environment = [
-        "QT3_QPA_PLATFORMTHEME=gtk3"
-      ];
+      environment = ["QT3_QPA_PLATFORMTHEME=gtk3"];
     };
     settings = {
       paths.wallpaperDir = "~/Pictures/Wallpapers/nord";