cat tech/prompt/curl.md | while IFS= read -r url; do
  if [ -z "$url" ]; then
    continue
  fi
  http_status=$(curl -Is --max-time 5 "$url" 2>/dev/null | head -n 1 | awk '{print $2}')
  if [[ "$http_status" =~ ^[23] ]]; then
    echo "$url (可访问)" >> "$temp_file"
  else
    echo "$url (无法访问)" >> "$temp_file"
  fi
done

mv "$temp_file" tech/prompt/curl.md