test: ajusta la gracia a 60 en gating de reminders

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

tests/unit/services/reminders.gating.test.ts

@@ -45,7 +45,7 @@ describe('RemindersService - gating por grupos en modo enforce', () => {
   let sent: any[] = [];
 
   beforeEach(() => {
-    process.env = { ...envBackup, NODE_ENV: 'test', GROUP_GATING_MODE: 'enforce', TZ: 'Europe/Madrid' };
+    process.env = { ...envBackup, NODE_ENV: 'test', GROUP_GATING_MODE: 'enforce', TZ: 'Europe/Madrid', REMINDERS_GRACE_MINUTES: '60' };
     memdb = new Database(':memory:');
     initializeDatabase(memdb);
     (TaskService as any).dbInstance = memdb;
@@ -68,7 +68,7 @@ describe('RemindersService - gating por grupos en modo enforce', () => {
     // Preferencias del usuario receptor
     memdb.exec(`
       INSERT INTO user_preferences (user_id, reminder_freq, reminder_time, last_reminded_on, updated_at)
-      VALUES ('34600123456', 'daily', '00:00', NULL, strftime('%Y-%m-%d %H:%M:%f','now'))
+      VALUES ('34600123456', 'daily', '09:00', NULL, strftime('%Y-%m-%d %H:%M:%f','now'))
       ON CONFLICT(user_id) DO UPDATE SET
         reminder_freq = excluded.reminder_freq,
         reminder_time = excluded.reminder_time,
@@ -103,7 +103,7 @@ describe('RemindersService - gating por grupos en modo enforce', () => {
   });
 
   it('omite tareas de grupos no allowed en los recordatorios', async () => {
-    const now = new Date('2025-09-08T07:40:00.000Z'); // ≥ 08:30 Europe/Madrid en un lunes
+    const now = new Date('2025-09-08T07:40:00.000Z'); // ≥ 09:00 Europe/Madrid en un lunes y dentro de la ventana
     await RemindersService.runOnce(now);
 
     expect(sent.length).toBe(1);