refactor(hypr): separated exec-once to their corresponding apps

apps/hyprland/hypr/exec.nix

@@ -1,35 +1,32 @@
-{pkgs, ...}: {
+{
+  pkgs,
+  config,
+  ...
+}: {
   home.packages = with pkgs; [
     psmisc
   ];
   wayland.windowManager.hyprland.settings = {
     exec = [
       # "pkill -x hyprpaper; uwsm app -- hyprpaper"
-      "killall -SIGUSR2 .ghostty-wrappe"
+      "matugen image ${config.home.homeDirectory}/.cache/current_wallpaper"
     ];
     exec-once = [
       # essentials
       "hyprpm reload -n"
       "vicinae server"
       "systemctl --user start hyprpolkitagent"
-      "uwsm app -- hypridle"
 
       # apps
       "fcitx5 -d --replace"
 
-      "[workspace special:preload silent] uwsm app -- firefox"
-      "[workspace special:preload silent] uwsm app -- firefox -P YouTube"
+      "[workspace special:preload silent] sleep 4; uwsm app -- firefox"
       "[workspace special:preload silent] uwsm app -- xdg-terminal-exec"
 
-      "uwsm app -- waybar"
-      "uwsm app -- hyprpaper"
-      "uwsm app -- elephant"
       "uwsm app -- swayosd-server"
       "uwsm app -- pywalfox start"
 
-      "walker --gapplication-service"
-
-      "sh -c 'sleep 3; hakase-workspace-switch-force 1'"
+      # "sh -c 'sleep 3; hakase-workspace-switch-force 1'"
 
       "[workspace 1] uwsm app -- ghostty -e bash -c 'fastfetch; exec $SHELL'"
       "[workspace special:steam silent] uwsm app -- steam"