feat: version 4.4.0 -- Calendario de reuniones

Menu Calendario (Mes/Semana/Dia/Agenda) para agendar reuniones con participantes
internos y externos, RSVP, vinculo a proyecto, vencimientos de actividades,
invitaciones iCalendar por correo, recurrencia con excepciones, recordatorios
in-app y aviso de choques. Migracion 034_meetings.sql.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

backend/src/modules/meetings/routes.js

@@ -0,0 +1,15 @@
+import { Router } from 'express';
+import { requireAuth } from '../../middleware/auth.js';
+import { requireModule } from '../../middleware/modules.js';
+import { getMeetings, getActivities, getMeeting, postMeeting, putMeeting, deleteMeeting, postCancelOccurrence, putRsvp } from './controller.js';
+const router = Router();
+router.use(requireAuth, requireModule('calendar'));
+router.get('/', getMeetings);
+router.get('/activities', getActivities);
+router.post('/', postMeeting);
+router.get('/:id', getMeeting);
+router.put('/:id', putMeeting);
+router.delete('/:id', deleteMeeting);
+router.post('/:id/occurrences/:date/cancel', postCancelOccurrence);
+router.put('/:id/rsvp', putRsvp);
+export default router;