fix(calendar): use external_source as organizer for external events

ICS export, RSS feed, and admin creation now correctly use
external_source (e.g. "Agencja Rozwoju Pomorza") as the organizer
instead of defaulting to "Norda Biznes" for external events.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

blueprints/admin/routes.py

@@ -960,6 +960,7 @@ def admin_calendar_new():
                 is_external=is_external,
                 external_url=request.form.get('external_url', '').strip() or None if is_external else None,
                 external_source=request.form.get('external_source', '').strip() or None if is_external else None,
+                organizer_name=request.form.get('external_source', '').strip() or 'Norda Biznes' if is_external else 'Norda Biznes',
             )
 
             # Handle file attachment

blueprints/public/routes_rss.py

@@ -99,7 +99,7 @@ def feed_events():
                 'title': e.title,
                 'link': f'{SITE_URL}/kalendarz/{e.id}',
                 'thumbnail': _full_url(e.image_url),
-                'creator': e.organizer_name or ORG_NAME,
+                'creator': e.external_source or e.organizer_name or ORG_NAME,
                 'content': e.description or '',
                 'datawydarzenia': _kig_date(e.event_date),
                 'pub_date': e.created_at or e.event_date,

templates/calendar/event.html

@@ -704,7 +704,7 @@ const _evt = {
     location: {{ (event.location or '')|tojson }},
     speaker: {{ (event.speaker_name or '')|tojson }},
     description: {{ (event.description or '')|tojson }},
-    organizerName: {{ (event.organizer_name or 'Norda Biznes')|tojson }},
+    organizerName: {{ (event.external_source if event.is_external and event.external_source else event.organizer_name or 'Norda Biznes')|tojson }},
     organizerEmail: {{ (event.organizer_email or 'biuro@norda-biznes.info')|tojson }},
     url: window.location.href,
 };