Try to use only "absolute" links to avoid trailing-slash bugs

templates/posts/details.html.tera

@@ -2,15 +2,15 @@
 {% import "macros" as macros %}
 
 {% block title %}
-{{ post.title }}
+{{ article.post.title }}
 {% endblock title %}
 
 {% block header %}
-    <a href="../">{{ blog.title }}</a>
+    <a href="/~/{{ blog.fqn }}">{{ blog.title }}</a>
 {% endblock header %}
 
 {% block content %}
-    <h1 class="article">{{ post.title }}</h1>
+    <h1 class="article">{{ article.post.title }}</h1>
     <p class="article-info">
         <span class="author">{{ "Written by {{ link_1 }}{{ url }}{{ link_2 }}{{ name | escape }}{{ link_3 }}" | _(
             link_1='<a href="/@/',
@@ -24,15 +24,15 @@
         <span class="date">{{ date | date(format="%B %e, %Y") }}</span>
     </p>
     <article>
-        {{ post.content | safe }}
+        {{ article.post.content | safe }}
     </article>
 
     <div class="article-meta">
-        <p>{{ "This article is under the {{ license }} license." | _(license=post.license) }}</p>
+        <p>{{ "This article is under the {{ license }} license." | _(license=article.post.license) }}</p>
 
         {% if account %}
             <div class="actions">
-                <form class="likes" action="like" method="POST">
+                <form class="likes" action="{{ article.url }}like" method="POST">
                     <p aria-label="{{ "{{ count }} likes" | _n(singular="One like", count=n_likes) }}" title="{{ "{{ count }} likes" | _n(singular="One like", count=n_likes) }}">{{ n_likes }}</p>
 
                     {% if has_liked %}
@@ -41,7 +41,7 @@
                         <button type="submit"><i class="fa fa-heart"></i>{{ "Add yours" | _ }}</button>
                     {% endif %}
                 </form>
-                <form class="reshares" action="reshare" method="POST">
+                <form class="reshares" action="{{ article.url }}reshare" method="POST">
                     <p aria-label="{{ "{{ count }} reshares" | _n(singular="One reshare", count=n_reshares) }}" title="{{ "{{ count }} reshares" | _n(singular="One reshare", count=n_reshares) }}">{{ n_reshares }}</p>
 
                     {% if has_reshared %}
@@ -59,7 +59,7 @@
             <h2>{{ "Comments" | _ }}</h2>
 
             {% if account %}
-                <form method="post" action="/~/{{ blog.actor_id }}/{{ post.slug }}/comment">
+                <form method="post" action="{{ article.url }}comment">
                     <label for="content">{{ "Your comment" | _ }}</label>
                     {% if previous %}
                         <input type="hidden" name="responding_to" value="{{ previous.id }}"/>