Post layout frontmatter destructuring, space joined tags

src/layouts/Post.astro

@@ -5,13 +5,14 @@ interface Props {
   title: string;
   url: string;
   description: string;
-  pubDate: string;
+  pubDate: string;  
 }
 
-const { title, description, url, pubDate } = Astro.props;
+const { frontmatter } = Astro.props;
+const { title, url, pubDate, tags } = frontmatter;
 ---
 
-<Base title="test">
+<Base title={title}>
   <div class="body-container">
     <h1>
       <a href={url}>
@@ -26,9 +27,9 @@ const { title, description, url, pubDate } = Astro.props;
             {pubDate}
           </time>
         </a>
-        <!-- {%- for tag in page.tags -%} -->
-        <!-- {{- " " -}}{{- tag -}} -->
-        <!-- {%- endfor -%} -->
+        <span>
+          { tags.join(" ")}
+        </span>
       </i>
       <article>
         <slot />
@@ -48,15 +49,6 @@ const { title, description, url, pubDate } = Astro.props;
       <!--     {% endif %} -->
     </p>
   </div>
-
   <hr />
-
-  <!-- <p style="text-align: center;"> -->
-  <!--     <a href="/feed.xml">Atom</a> | -->
-  <!--     <span id="commit-id" class="build-revision"><a -->
-  <!--             href="{{ site.github.repository_url }}/commit/{{ site.github.build_revision | default: site.env.GITHUB_SHA }}"> -->
-  <!--         #{{ site.github.build_revision | default: site.env.GITHUB_SHA | truncate: 7, "" }} -->
-  <!--     </a></span> -->
-  <!-- </p> -->
   <slot />
 </Base>