我的 wicked pdf CSS 有问题一切都在本地工作，但在生产中找不到 pdf.css
ActionView::Template::Error (The asset "components/pdf.css" is not present in the asset pipeline.):
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css" integrity="sha384-PsH8R72JQ3SOdhVi3uxftmaW6Vc51MKb0q5P2rRUpPvrszuE4W1povHYgTpBfshb" crossorigin="anonymous">
<%= wicked_pdf_stylesheet_link_tag 'components/pdf.css' %>
</head>
<body>
<%= yield %>
我的 pdf.html.erb
<!doctype html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css" integrity="sha384-PsH8R72JQ3SOdhVi3uxftmaW6Vc51MKb0q5P2rRUpPvrszuE4W1povHYgTpBfshb" crossorigin="anonymous">
<%= wicked_pdf_stylesheet_link_tag 'components/pdf' %>
</head>
<body>
<%= yield %>
</body>
</html>
我的组件/pdf.css
.document-pdf {
background-image: asset-data-url("fond.png");
background-size: 23cm 13cm;
background-color: white;
background-repeat: no-repeat;
background-position: 50% 70%;
font-family: …