Add Hyprland, Walker & Waybar configurations

- Import Hyprland config directory (conf.d splits, themes, scripts, hypridle/lock/paper)
- Add hyprfetch.sh startup script
- Add Walker vikingowl theme and updated style.css
- Add Waybar config.jsonc and style.css with “midnight-ocean” palette
- Organize wallpaper and lockscreen images for multi-monitor setup

.config/hypr/conf.d/50-autostart.conf

@@ -0,0 +1,5 @@
+exec-once = swaync
+exec-once = waybar
+
+exec = swayosd-server
+