hugo-cms/templates/sites/posts.html

<h1>Site {{.site.Title}}</h1>

<form method="post" action="/sites/{{.site.ID}}/posts">
    <textarea name="body"></textarea>
    <input type="submit" value="Post">
</form>

<form method="post" action="/sites/{{.site.ID}}/rebuild">
    <input type="submit" value="Rebuild">
</form>

{{range .posts}}
    <div class="post">
        {{.Body}}
    </div>
    <hr>
{{else}}
    <p>No posts yet</p>
{{end}}