Make term.atom.xml a regular file

For some reason (probably because of Go...) Hugo stopped supporting
symbolic links.

config.toml

@@ -96,8 +96,7 @@ paginate = 20
     url = "/atom.xml"
     weight = 10
 
-[mediaTypes]
+[mediaTypes."application/atom+xml"]
-  [mediaTypes."application/atom"]
   suffixes = ["xml"]
 
 [outputFormats]
@@ -110,16 +109,22 @@ paginate = 20
   [outputFormats.RSS]
     mediaType = "application/rss"
     baseName = "rss"
+    rel = "alternate"
+    noUgly = true
     isPlainText = false
+    permalinkable = false
 
   [outputFormats.Atom]
-    mediaType = "application/atom"
+    mediaType = "application/atom+xml"
     baseName = "atom"
+    rel = "alternate"
     isPlainText = false
+    noUgly = true
+    permalinkable = false
 
 [outputs]
   home = ["HTML", "RSS", "MANIFEST", "Atom"]
-  taxonomy = ["HTML", "RSS", "Atom"]
+  term = ["HTML", "RSS", "Atom"]
 
 # Necessary for ox-hugo
 # See https://ox-hugo.scripter.co/doc/goldmark/

layouts/term/term.atom.xml

@@ -1 +0,0 @@
-../index.atom.xml

layouts/term/term.atom.xml

@@ -0,0 +1,37 @@
+{{- $pctx := . -}}
+{{- if .IsHome -}}{{ $pctx = .Site }}{{- end -}}
+{{- $pages := slice -}}
+{{- if or $.IsHome $.IsSection -}}
+{{- $pages = $pctx.RegularPages -}}
+{{- else -}}
+{{- $pages = $pctx.Pages -}}
+{{- end -}}
+{{- $limit := .Site.Config.Services.RSS.Limit -}}
+{{- if ge $limit 1 -}}
+{{- $pages = $pages | first $limit -}}
+{{- end -}}
+<feed xmlns="http://www.w3.org/2005/Atom">
+  <title>{{ if eq  .Title  .Site.Title }}{{ .Site.Title }}{{ else }}{{ with .Title }}{{.}} on {{ end }}{{ .Site.Title }}{{ end }}</title>
+  <link href="{{ .Permalink }}index.xml" rel="self"/>
+  <link href="{{ .Permalink }}"/>{{ if not .Date.IsZero }}
+  <updated>{{ .Date.Format "2006-01-02T15:04:05-07:00" | safeHTML }}</updated>{{ end }}
+  <id>{{ .Permalink }}</id>{{ with .Site.Params.Author.name }}
+  <author>
+    <name>{{.}}</name>{{ with $.Site.Params.Author.email }}
+    <email>{{.}}</email>{{end}}
+  </author>{{end}}
+  <generator>Hugo -- gohugo.io</generator>{{ range $pages }}
+  <entry>
+    {{ `<title type="html"><![CDATA[` | safeHTML }}{{ .Title }}]]></title>
+    <link href="{{ .Permalink }}"/>
+    <id>{{ .Permalink }}</id>{{ with $.Site.Params.Author.name }} 
+    <author>
+      <name>{{.}}</name>
+    </author>{{end}}
+    <published>{{ .Date.Format "2006-01-02T15:04:05-07:00" | safeHTML }}</published>
+    <updated>{{ .Lastmod.Format "2006-01-02T15:04:05-07:00" | safeHTML }}</updated>
+    {{ if .Content }}
+    {{ `<content type="html"><![CDATA[` | safeHTML }}{{ .Content }}]]></content>
+    {{ end }}
+  </entry>{{ end }}
+</feed>