feat: bootstrap foundation application

apps/server/internal/httpserver/templates/document.gohtml

@@ -0,0 +1,22 @@
+{{ define "document.gohtml" }}{{ template "base" . }}{{ end }}
+
+{{ define "document_content" }}
+<article class="document-shell">
+  <div class="document-meta">
+    <p class="eyebrow">{{ .Path }}</p>
+    <h1>{{ .Title }}</h1>
+    {{ if .Tags }}
+      <ul class="tag-list">
+        {{ range .Tags }}
+          <li><a href="/?tag={{ . }}">#{{ . }}</a></li>
+        {{ end }}
+      </ul>
+    {{ end }}
+    <p class="hash">SHA-256: <code>{{ .Hash }}</code></p>
+  </div>
+
+  <div class="markdown-body">
+    {{ .HTML }}
+  </div>
+</article>
+{{ end }}