feat : afficher l'en-cours d'acquisition au format net / brut (onglet Congés)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

frontend/components/employees/LeaveTab.vue

@@ -12,7 +12,8 @@
                 {{ formatCount(summary?.remainingDays) }} Jours
             </p>
             <p class="col-start-4 p-[10px] border-b border-primary-500"><strong class="uppercase font-semibold">En cours d'acquisition :</strong>
-                {{ formatCount(summary?.accruingDays) }} Jours
+                <template v-if="!isForfaitRule">{{ formatCount(summary?.accruingDays) }} / {{ formatCount(summary?.accruingDaysTotal) }} Jours</template>
+                <template v-else>{{ formatCount(summary?.accruingDays) }} Jours</template>
             </p>
             <p v-if="!isForfaitRule" class="col-start-1 p-[10px] border-r border-primary-500"><span class="uppercase font-semibold">Samedi acquis :</span>
                 {{ formatCount(summary?.acquiredSaturdays) }} Jours

frontend/services/dto/employee-leave-summary.ts

@@ -10,6 +10,7 @@ export type EmployeeLeaveSummary = {
   takenSaturdays: number
   fractionedDays: number
   accruingDays: number
+  accruingDaysTotal: number
   previousYearAcquiredDays: number
   previousYearTakenDays: number
   previousYearRemainingDays: number