feat: support custom css and js (#29)

exampleSite/config.toml

@@ -81,6 +81,11 @@ copyright = ""            # default: author.name ↓        # 默认为下面配
   baidu_verification = ""   # Baidu Verification
   google_verification = ""  # Google_Verification         # 谷歌
 
+  # Link custom CSS and JS assets
+  #   (relative to /static/css and /static/js respectively)
+  customCSS = []
+  customJS = []
+
   [params.publicCDN]        # load these files from public cdn                          # 启用公共CDN，需自行定义
     enable = false
     jquery = '<script src="https://cdn.jsdelivr.net/npm/jquery@3.2.1/dist/jquery.min.js" integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4=" crossorigin="anonymous"></script>'

layouts/partials/head.html

@@ -68,6 +68,11 @@
   {{ if .Site.Params.fancybox }}<link href="{{ "lib/fancybox/jquery.fancybox-3.1.20.min.css" | relURL }}" rel="stylesheet">{{ end }}
 {{- end }}
 
+<!-- custom css -->
+{{ range .Site.Params.customCSS }}
+<link rel="stylesheet" href="{{ "/css/" | relURL }}{{ . }}">
+{{ end }}
+
 {{/* NOTE: These Hugo Internal Templates can be found starting at https://github.com/spf13/hugo/blob/master/tpl/tplimpl/template_embedded.go#L158 */}}
 {{- template "_internal/opengraph.html" . -}}
 {{- template "_internal/google_news.html" . -}}

layouts/partials/scripts.html

@@ -59,4 +59,9 @@
     s.parentNode.insertBefore(bp, s);
   })();
 </script>
-{{- end }}
+{{- end }}
+
+<!-- custom js -->
+{{ range .Site.Params.customJS }}
+<script src="{{ "/js/" | relURL }}{{ . }}"></script>
+{{ end }}