Site.Params.author.about is now optional

Signed-off-by: GitHub Action <[email protected]>

layouts/partials/posts_single_info.html

@@ -1,7 +1,8 @@
 {{- with .Params.description }}<p>{{.}}</p>{{- end }}
 {{- if and .Params.author .Params.authorLink}}{{ $relreflink := relref . .Params.authorLink }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}<a href="{{ $relreflink }}" target="_blank">{{ .Params.author }}</a></p>
-{{- else if .Params.author }}{{ $relreflink := relref . .Site.Params.author.about }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}<a href="{{ $relreflink }}" target="_blank">{{ .Params.author }}</a></p>
-{{- else }}{{ $relreflink := relref . .Site.Params.author.about }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}<a href="{{ $relreflink }}" target="_blank">{{ .Site.Params.author.name }}</a></p>
+{{- else if and .Params.author .Site.Params.author.about }}{{ $relreflink := relref . .Site.Params.author.about }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}<a href="{{ $relreflink }}" target="_blank">{{ .Params.author }}</a></p>
+{{- else if and .Site.Params.author.about .Site.Params.author.name }}{{ $relreflink := relref . .Site.Params.author.about }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}<a href="{{ $relreflink }}" target="_blank">{{ .Site.Params.author.name }}</a></p>
+{{- else }}<p>{{ partial "svg.html" (dict "context" . "name" "author") }}{{ .Site.Params.author.name }}</p>
 {{- end }}
 {{- with .Params.tags }}
 <p>{{- partial "svg.html" (dict "context" . "name" "posts_single_tags") -}}{{- range . -}}<span class="tag"><a href="{{ "tags/" | absLangURL }}{{ . | urlize }}">{{.}}</a></span>{{- end }}</p>