feat: add rss link to header

exampleSite/config.toml

@@ -49,5 +49,10 @@ name = "Twitter"
 icon = "twitter"
 url = "https://twitter.com/gohugoio"
 
+[[params.social]]
+name = "RSS"
+icon = "rss"
+url = "/index.xml"
+
 [taxonomies]
    tag = "tags"

layouts/partials/header.html

@@ -10,6 +10,10 @@
 	{{- end -}}
 
 	<meta name="viewport" content="width=device-width, initial-scale=1">
+	{{ with .OutputFormats.Get "rss" -}}
+	{{ printf `<link rel="%s" type="%s" href="%s" title="%s" />` .Rel .MediaType.Type .Permalink $.Site.Title | safeHTML }}
+	{{ end -}}
+
 	{{- template "_internal/opengraph.html" . -}}
 	{{- template "_internal/twitter_cards.html" . -}}
 	<link href="https://fonts.googleapis.com/css?family=Ubuntu:300,400,300italic,400italic|Raleway:500,100,300" rel="stylesheet">