fix scripts with sudo

scripts/linux-setup_zsh.sh

@@ -2,20 +2,15 @@
 
 set -e
 
-if [ "$(id -u)" -ne 0 ]; then
-    echo "Please run this script as root: sudo $0"
-    exit 1
-fi
-
 # Check if Zsh is already installed
 if command -v zsh &> /dev/null; then
     echo "Zsh is already installed. Skipping installation."
 else
     echo "Updating package list..."
-    apt-get update
+    sudo apt-get update
 
     echo "Installing Zsh..."
-    apt-get install -y zsh
+    sudo apt-get install -y zsh
 
     if ! command -v zsh &> /dev/null; then
         echo "Error: Zsh installation failed."
@@ -25,6 +20,6 @@ fi
 
 echo "Changing default shell to Zsh for user ${SUDO_USER:-$USER}..."
 zsh_path=$(command -v zsh)
-chsh -s "$zsh_path" "${SUDO_USER:-$USER}"
+sudo chsh -s "$zsh_path" "${SUDO_USER:-$USER}"
 
 echo "Zsh installation and setup complete. Please log out and log back in for changes to take effect."