feat(ui) : add i18n translations for calendar integration

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/i18n/locales/fr.json

@@ -106,7 +106,47 @@
         "deleteConfirmTitle": "Supprimer le ticket",
         "deleteConfirmMessage": "Êtes-vous sûr de vouloir supprimer ce ticket ? Cette action est irréversible.",
         "addTask": "Ajouter un ticket",
-        "editTask": "Modifier un ticket"
+        "editTask": "Modifier un ticket",
+        "detailsTab": "Détails",
+        "planningTab": "Planification",
+        "planning": {
+            "dates": "Dates",
+            "scheduledStart": "Début planifié",
+            "scheduledEnd": "Fin planifiée",
+            "deadline": "Deadline",
+            "calendar": "Calendrier",
+            "syncToCalendar": "Envoyer au calendrier Zimbra",
+            "syncOk": "Synchronisé",
+            "recurrence": "Récurrence",
+            "isRecurring": "Tâche récurrente",
+            "type": "Type",
+            "daily": "Quotidien",
+            "weekly": "Hebdomadaire",
+            "monthly": "Mensuel",
+            "yearly": "Annuel",
+            "interval": "Intervalle",
+            "daysOfWeek": "Jours de la semaine",
+            "days": {
+                "mon": "Lu",
+                "tue": "Ma",
+                "wed": "Me",
+                "thu": "Je",
+                "fri": "Ve",
+                "sat": "Sa",
+                "sun": "Di"
+            },
+            "dayOfMonth": "Jour du mois",
+            "dayOfMonthLabel": "Jour (1-31)",
+            "weekOfMonth": "Semaine du mois",
+            "weekOfMonthLabel": "Semaine",
+            "dayLabel": "Jour",
+            "endRecurrence": "Fin de la récurrence",
+            "neverEnds": "Jamais",
+            "afterOccurrences": "Après X occurrences",
+            "occurrences": "Occurrences",
+            "onDate": "À une date",
+            "endDate": "Date de fin"
+        }
     },
     "users": {
         "created": "Utilisateur créé avec succès.",
@@ -358,5 +398,35 @@
             "noResults": "Aucun résultat",
             "empty": "Aucun document lié"
         }
+    },
+    "zimbra": {
+        "settings": {
+            "title": "Calendrier Zimbra",
+            "serverUrl": "URL du serveur CalDAV",
+            "serverUrlPlaceholder": "https://mail.ovh.com",
+            "username": "Nom d'utilisateur",
+            "usernamePlaceholder": "user@domain.com",
+            "calendarPath": "Chemin du calendrier",
+            "calendarPathPlaceholder": "/dav/user@domain.com/Calendar/",
+            "password": "Mot de passe",
+            "passwordConfigured": "Mot de passe configuré",
+            "enabled": "Activer la synchronisation CalDAV",
+            "save": "Enregistrer",
+            "saved": "Configuration Zimbra enregistrée",
+            "testConnection": "Tester la connexion",
+            "testSuccess": "Connexion réussie",
+            "testFailed": "Connexion échouée"
+        }
+    },
+    "taskRecurrence": {
+        "created": "Récurrence créée",
+        "updated": "Récurrence mise à jour",
+        "deleted": "Récurrence supprimée"
+    },
+    "recurrence": {
+        "daily": "Quotidien",
+        "weekly": "Hebdomadaire",
+        "monthly": "Mensuel",
+        "yearly": "Annuel"
     }
 }