fix some HTML errors

- datetime instead of date-time on the publication date
- remove the obsolete X-UA-Compatible meta tag
- remove the obsolete <a name="top"> anchor: #top scrolls to the top
  of the page

Refs #11

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YNHsWYTXPThURz6TbVS1j3

layouts/_partials/head.html

@@ -37,9 +37,6 @@
   {{ printf `<link rel=%q type=%q href=%q title=%q>` .Rel .MediaType.Type .Permalink site.Title | safeHTML }}
 {{ end }}
 
-<!-- Tell IE to use the Edge engine -->
-<meta name="X-UA-Compatible" content="IE=edge">
-
 <!--
   -- The viewport is the user's visible area of a web page.
   -- The viewport varies with the device, and will be smaller on a mobile phone

layouts/_partials/post-metadata.html

@@ -3,7 +3,7 @@
     {{- with .current.PublishDate }}
     <span class="publication-date">
         {{ i18n "published_on" }}
-        <time itemprop="published-on" date-time="{{ .Format "2006-01-02" }}">{{ .Format (i18n "date_format") }}</time>
+        <time datetime="{{ .Format "2006-01-02" }}">{{ .Format (i18n "date_format") }}</time>
     </span>
     {{- end }}
 

layouts/_partials/toolbar.html

@@ -8,6 +8,7 @@
     </div>
     {{- end }}
     <div class="actions">
+        <!-- "#top" scrolls to the top of the page, no anchor is needed -->
         <a href="#top" class="action" title="{{ i18n "back_to_top" }}">
             {{- partial "icons/vertical_align_top.svg" . -}}
         </a>

layouts/baseof.html

@@ -3,8 +3,6 @@
 <html lang="{{ .Lang }}">
 {{ partial "head.html" . }}
 <body>
-<!-- HTML Anchor used by the button "back to top" -->
-<a name="top"></a>
 {{ partial "menu.html" . }}
 {{ partial "toolbar.html" . }}
 <main>