odoo13 记录解决 wkhtmltopdf 生成的PDF 格式不正确的问题

在本地开发测试时,样式是没有问题的,将其部署到服务器后,发现转出的PDF格式不对, 在 odoo doc/howtos/backend.rst 文件中,看到提示 If it appears that your PDF report is missing the styles (i.e. the text appears but the style/layout is different from the html version), probably your wkhtmltopdf_ process cannot reach your web server to