Fix hyprland, monitor management and waybar after lua switch

scripts/utilities/download-youtube-mp4.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+# Usage: ./download-youtube 'URL'
+
+if [ -z "$1" ]; then
+    echo "Erreur : donne une URL YouTube en argument."
+    exit 1
+fi
+
+yt-dlp -f "bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]" -o "%(title)s.%(ext)s" "$1"