feat(tasks): complete task management system with Kanban, Calendar, notifications

- Add Task model with subtasks, priorities, status transitions, dates, hours
- Add Comment polymorphic model for tasks/issues/projects
- Livewire components: TaskManager (list+filters), TaskForm (modal), TaskDetail, TaskKanban (drag&drop), TaskCalendar (FullCalendar)
- TaskPolicy with permissions (view/create/edit/delete/assign/manage all)
- Notifications: assigned, status change, overdue, comment added
- Daily overdue notification job scheduled
- Dashboard widget unifies IssueTask + Task
- i18n: en/es/fr/ru (393 keys each)
- Routes, navigation, offline sync support
- 101 tests passing, Pint compliant on new files

resources/views/livewire/common/notification-bell.blade.php

@@ -18,11 +18,11 @@
         <div tabindex="0" class="dropdown-content z-[50] menu p-0 shadow-lg bg-base-100 rounded-box w-80 mt-1 border border-base-200">
             <!-- Header -->
             <div class="flex items-center justify-between px-4 py-3 border-b border-base-200">
-                <span class="font-semibold text-base-content">Notificaciones</span>
+                <span class="font-semibold text-base-content">{{ __('Notifications') }}</span>
                 @if($unreadCount > 0)
                     <button wire:click="markAllAsRead"
                         class="text-xs text-primary hover:underline focus:outline-none">
-                        Marcar todas
+                        {{ __('Mark all as read') }}
                     </button>
                 @endif
             </div>
@@ -48,7 +48,7 @@
                         <!-- Content -->
                         <div class="flex-1 min-w-0">
                             <p class="text-sm text-base-content leading-snug">
-                                {{ $data['message'] ?? 'Notificación' }}
+                                {{ $data['message'] ?? __('Notification') }}
                             </p>
                             <p class="text-xs text-base-content/50 mt-1">
                                 {{ $createdAt->diffForHumans() }}
@@ -59,7 +59,7 @@
                         @if($isUnread)
                             <button wire:click="markAsRead('{{ $notification['id'] }}')"
                                 class="shrink-0 text-base-content/40 hover:text-primary focus:outline-none"
-                                title="Marcar como leída">
+                                title="{{ __('Mark as read') }}">
                                 <svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" viewBox="0 0 20 20" fill="currentColor">
                                     <path fill-rule="evenodd" d="M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z" clip-rule="evenodd" />
                                 </svg>
@@ -68,7 +68,7 @@
                     </li>
                 @empty
                     <li class="px-4 py-8 text-center text-sm text-base-content/50">
-                        No hay notificaciones
+                        {{ __('No notifications') }}
                     </li>
                 @endforelse
             </ul>
@@ -78,7 +78,7 @@
                 <div class="border-t border-base-200 px-4 py-2 text-center">
                     <button wire:click="markAllAsRead"
                         class="btn btn-ghost btn-xs w-full text-primary">
-                        Marcar todas como leídas
+                        {{ __('Mark all as read') }}
                     </button>
                 </div>
             @endif