fix: ensure render template contains no empty newlines (#76)

layouts/_default/_markup/render-heading.html

@@ -1,6 +1,6 @@
-{{ $showAnchor := (and (default true .Page.Params.GeekdocAnchor) (default true .Page.Site.Params.GeekdocAnchor)) }}
+{{- $showAnchor := (and (default true .Page.Params.GeekdocAnchor) (default true .Page.Site.Params.GeekdocAnchor)) -}}
 
-{{ if $showAnchor }}
+{{- if $showAnchor -}}
 <div class="gdoc-page__anchorwrap">
     <h{{ .Level }} id="{{ .Anchor | safeURL }}">
         {{ .Text | safeHTML }}
@@ -9,10 +9,10 @@
         </a>
     </h{{ .Level }}>
 </div>
-{{ else }}
+{{- else -}}
 <div class="gdoc-page__anchorwrap">
     <h{{ .Level }} id="{{ .Anchor | safeURL }}">
         {{ .Text | safeHTML }}
     </h{{ .Level }}>
 </div>
-{{ end }}
+{{- end -}}

layouts/_default/_markup/render-image.html

@@ -1 +1,2 @@
 <img src="{{ .Destination | safeURL | relURL }}" alt="{{ .Text }}" {{ with .Title}} title="{{ . }}"{{ end }} />
+{{- /* Drop trailing newlines */ -}}

layouts/_default/_markup/render-link.html

@@ -1,2 +1,3 @@
 {{- $raw := or (hasPrefix .Text "<img") (hasPrefix .Text "<figure") -}}
 <a class="gdoc-markdown__link{{ if $raw }}--raw{{ end }}" href="{{ .Destination | safeURL }}"{{ with .Title}} title="{{ . }}"{{ end }}>{{ .Text | safeHTML }}</a>
+{{- /* Drop trailing newlines */ -}}