Merge pull request 'Update behavior of update posts' (#16) from post-updates-unlisted into main

Reviewed-on: #16

scl.py

@@ -348,13 +348,11 @@ with Session(engine) as session:
                             ", ".join(updated_properties)
                         ),
                     )
-                updated_entries.append("")
-                updated_entries.append(hashtag_string)
                 if max_event_class["is_postable"] and existing_record.initial_post_id:
                     post_result = mastodon_client.status_post(
                         status="\n".join(updated_entries),
                         in_reply_to_id=existing_record.most_recent_post_id,
-                        visibility="public",
+                        visibility="unlisted",
                         language="en",
                     )
                     existing_record.most_recent_post_id = post_result["id"]