add: individual topic write permissions

crates/app/src/public/html/communities/topic.lisp

@@ -9,6 +9,7 @@
             (text "{{ components::topic_display(id=topic_id, topic=topic, community=community, show_description=false) }}")
             (div
                 ("class" "flex gap_2")
+                (text "{% if can_post -%}")
                 (a
                     ("href" "/communities/intents/post?community={{ community.id }}&topic={{ topic_id }}&sig=true")
                     ("class" "button small lowered")
@@ -16,6 +17,7 @@
                     (icon (text "plus"))
                     (span
                         (str (text "general:action.post"))))
+                (text "{%- endif %}")
                 (a
                     ("href" "/community/{{ community.title }}")
                     ("class" "button lowered small")