feat: request sudo credentials upfront to avoid interruptions during setup

setup.sh

@@ -37,6 +37,21 @@ die() {
     exit 1
 }
 
+# Request sudo credentials upfront
+request_sudo() {
+    log_info "Requesting sudo privileges to avoid interruptions later..."
+    sudo -v || die "Failed to obtain sudo privileges"
+    
+    # Keep sudo credentials refreshed in the background
+    (while true; do sudo -v; sleep 50; done) &
+    SUDO_KEEPALIVE_PID=$!
+    
+    # Ensure we kill the keepalive process when the script exits
+    trap 'kill $SUDO_KEEPALIVE_PID 2>/dev/null || true' EXIT
+    
+    log_success "Sudo privileges obtained."
+}
+
 # Ensure we're running interactively
 ensure_interactive() {
     # If stdin is not a terminal, reconnect stdin to /dev/tty
@@ -369,6 +384,9 @@ main() {
         die "Hostname is required as the first argument. Usage: $0 <hostname> [--continue]"
     fi
 
+    # Request sudo credentials upfront
+    request_sudo
+
     # Clone dotfiles if needed
     if [ ! -d "$DOTFILES_PATH" ]; then
         log_info "Cloning dotfiles repo..."