Comments on news posts: one forum discussion per post

oc:pages command in the forum extension, tools/forum_sync.py and
'make forum-sync' (run by deploy) keep data/forum_pages.json up to date;
post pages end with their discussion.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ

forum/extension/extend.php

@@ -2,10 +2,11 @@
 
 use Flarum\Extend;
 use Oc\Museum\Console\ImportCommand;
+use Oc\Museum\Console\PagesCommand;
 use Oc\Museum\DisplayName;
 
 return [
-    (new Extend\Console())->command(ImportCommand::class),
+    (new Extend\Console())->command(ImportCommand::class)->command(PagesCommand::class),
 
     // selected by oc:import (setting display_name_driver = museum); needs the Nicknames extension
     (new Extend\User())->displayNameDriver('museum', DisplayName::class),