Enhance bot and WebUI functionality with new features and environment updates

- Added support for new environment variables in `.env.example` for public site and legal operator information.
- Integrated core commands into the bot's command structure for improved functionality.
- Implemented a new `publishBotStatus` function to update bot status in Redis, enhancing monitoring capabilities.
- Updated the landing page to include features, invite links, and support server access, improving user experience.
- Enhanced localization with new keys for core commands and landing page elements in both English and German.
- Improved error handling and logging for bot presence updates and status publishing.

apps/webui/src/app/terms/page.tsx

@@ -0,0 +1,17 @@
+import { LegalShell } from '@/components/site/legal-shell';
+import { getLocale, t } from '@/lib/i18n';
+
+export default async function TermsPage() {
+  const locale = await getLocale();
+
+  return (
+    <LegalShell title={t(locale, 'legal.terms.title')}>
+      <p className="text-sm text-amber-600 dark:text-amber-400">{t(locale, 'legal.scaffoldNotice')}</p>
+      {['p1', 'p2', 'p3', 'p4'].map((key) => (
+        <p key={key} className="text-sm text-muted-foreground">
+          {t(locale, `legal.terms.${key}`)}
+        </p>
+      ))}
+    </LegalShell>
+  );
+}