feat: añadir menciones del creador y de asignados en notificaciones

Co-authored-by: aider (openrouter/openai/gpt-5) <aider@aider.chat>

src/services/command.ts

@@ -155,6 +155,7 @@ export class CommandService {
 
     // Resolver nombres útiles
     const creatorName = await ContactsService.getDisplayName(createdBy);
+    const creatorJid = `${createdBy}@s.whatsapp.net`;
     const groupName = groupIdToUse ? GroupSyncService.activeGroupsCache.get(groupIdToUse) : null;
 
     const assignedDisplayNames = await Promise.all(
@@ -175,7 +176,10 @@ export class CommandService {
           `✅ Tarea ${taskId} creada:\n` +
           `• ${description || '(sin descripción)'}\n` +
           (dueDate ? `• Vence: ${dueDate}\n` : '') +
-          (assignedDisplayNames.length ? `• Asignados: ${assignedDisplayNames.join(', ')}` : '')
+          (assignmentUserIds.length
+            ? `• Asignados: ${assignmentUserIds.map((uid, idx) => `${assignedDisplayNames[idx] || uid} (@${uid})`).join(', ')}`
+            : ''),
+        mentions: mentionsForSending.length > 0 ? mentionsForSending : undefined
       });
     }
 
@@ -187,8 +191,9 @@ export class CommandService {
           `🆕 Nueva tarea:\n` +
           `• ${description || '(sin descripción)'}\n` +
           (dueDate ? `• Vence: ${dueDate}\n` : '') +
-          `• Asignada por: ${creatorName || createdBy}` +
-          (groupName ? `\n• Grupo: ${groupName}` : '')
+          `• Asignada por: ${creatorName || createdBy} (@${createdBy})` +
+          (groupName ? `\n• Grupo: ${groupName}` : ''),
+        mentions: [creatorJid]
       });
     }