ensure user input is read from the terminal in the warning prompt

setup.sh

@@ -401,10 +401,11 @@ warning_prompt() {
     log_error "This script will modify system files and may require sudo permissions.\n"
     log_info "This script works best on a fresh NixOS/Fedora installation."
     log_info "Type 'continue' to continue or Ctrl+C to exit."
-    read -r -p "> " continue
+    read -r -p "> " continue < /dev/tty
     if [ "$continue" != "continue" ]; then
         die "Exiting..."
     fi
+
     log_info "Starting setup..."
 }