feat(#205): renommer absences_garde → evenements_agenda

Migration live + BDD.sql from-scratch, module Nest / API
/evenements-agenda, FK cartes id_evenement. Front stub path aligné.

Co-authored-by: Cursor <cursoragent@cursor.com>

database/tests/sql/verify.sql

@@ -81,7 +81,7 @@ ORDER BY c.cree_le DESC;
 
 \echo '=== 9) Absences_garde (30 derniers jours) ====================='
 SELECT ag.id, ag.type, ag.id_placement, ag.date_debut, ag.date_fin, ag.statut, ag.expire_at
-FROM absences_garde ag
+FROM evenements_agenda ag
 WHERE ag.date_debut >= (NOW()::date - INTERVAL '30 days')
 ORDER BY ag.date_debut DESC;
 
@@ -136,7 +136,7 @@ WHERE c.id IS NULL;
 
 -- Absences sans placement
 SELECT ag.*
-FROM absences_garde ag
+FROM evenements_agenda ag
 LEFT JOIN enfants_assistantes_maternelles eam ON eam.id = ag.id_placement
 WHERE eam.id IS NULL;
 
@@ -150,10 +150,10 @@ WHERE m.id_dossier = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
 ORDER BY m.cree_le DESC
 LIMIT 20;
 
--- Absences par placement et période (idx_absences_garde_placement_dates)
+-- Absences par placement et période (idx_evenements_agenda_placement_dates)
 EXPLAIN ANALYZE
 SELECT ag.*
-FROM absences_garde ag
+FROM evenements_agenda ag
 WHERE ag.id_placement IS NOT NULL
   AND ag.date_debut >= '2025-01-01';
 
@@ -198,7 +198,7 @@ SELECT
   (SELECT COUNT(*) FROM messages)          AS nb_messages,
   (SELECT COUNT(*) FROM contrats)          AS nb_contrats,
   (SELECT COUNT(*) FROM avenants_contrats) AS nb_avenants,
-  (SELECT COUNT(*) FROM absences_garde)    AS nb_absences_garde,
+  (SELECT COUNT(*) FROM evenements_agenda)    AS nb_evenements_agenda,
   (SELECT COUNT(*) FROM uploads)           AS nb_uploads,
   (SELECT COUNT(*) FROM notifications)     AS nb_notifications,
   (SELECT COUNT(*) FROM validations)       AS nb_validations;