add posts route

app/templates/common/macros.html

@@ -123,7 +123,7 @@
           {% set show_edit = (active_user.id | string) == (post['user_id'] | string) and (not post['thread_is_locked'] or active_user.is_mod()) and not no_reply %}
         {% endif %}
         {% if show_edit %}
-          <a class="linkbutton" href="#TODO">Edit</a>
+          <a class="linkbutton" href="{{ url_for('posts.edit', post_id=post.id, _anchor='babycode-content') }}">Edit</a>
         {% endif %}
 
         {% set show_reply = true %}