sidebar: <nav> is only for sitewide navigation

Only put the navigation across other pages in the <nav> element.

Author: To1ne

layouts/partials/sidebar.html

@@ -49,40 +49,40 @@
         <a href="{{ relURL "community" }}"{{ if (eq $section "community") }} class="active"{{ end }}>Community</a>
       </li>
     </ul>
+  </nav>
 
-    {{ $headings := .Params.headings }}
-    {{ if $headings }}
-    <ul id="toc">
-      <li> Table of Contents
-        <ul class="expanded">
-          {{ range $i, $item := $headings }}
-            <li><a href="#{{ .id }}">{{ .text }}</a> </li>
-          {{ end }}
-        </ul>
-      </li>
-    </ul>
-    {{ end }}
+  {{ $headings := .Params.headings }}
+  {{ if $headings }}
+  <ul id="toc">
+    <li> Table of Contents
+      <ul class="expanded">
+        {{ range $i, $item := $headings }}
+          <li><a href="#{{ .id }}">{{ .text }}</a> </li>
+        {{ end }}
+      </ul>
+    </li>
+  </ul>
+  {{ end }}
 
-    {{ if (eq .Params.Sidebar "book") }}
-      <hr class="sidebar">
-      {{- /* If this page displays a section of the ProGit book, map all the translations thereof */ -}}
-      {{ with $.Page.Params.book }}
-        {{ $cs_number := .section.cs_number }}
-        {{ range $.Page.Site.Data.book }}
-          {{ $language_code := .language_code }}
-          {{ range .chapters }}
-            {{ range .sections }}
-              {{ if (eq .cs_number $cs_number) }}
-                {{ $.Scratch.SetInMap "translations" $language_code .url }}
-              {{ end }}
+  {{ if (eq .Params.Sidebar "book") }}
+    <hr class="sidebar">
+    {{- /* If this page displays a section of the ProGit book, map all the translations thereof */ -}}
+    {{ with $.Page.Params.book }}
+      {{ $cs_number := .section.cs_number }}
+      {{ range $.Page.Site.Data.book }}
+        {{ $language_code := .language_code }}
+        {{ range .chapters }}
+          {{ range .sections }}
+            {{ if (eq .cs_number $cs_number) }}
+              {{ $.Scratch.SetInMap "translations" $language_code .url }}
             {{ end }}
           {{ end }}
         {{ end }}
       {{ end }}
-      {{ partial "translations.html" . }}
-    {{ else if (and (ne $section "documentation") (ne $section "site")) }}
-      <hr class="sidebar">
-      {{ partial "book.html" }}
     {{ end }}
-  </nav>
+    {{ partial "translations.html" . }}
+  {{ else if (and (ne $section "documentation") (ne $section "site")) }}
+    <hr class="sidebar">
+    {{ partial "book.html" }}
+  {{ end }}
 </aside>