feat: añadir scheduler de grupos y arrancarlo al iniciar el servicio

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

src/server.ts

@@ -411,6 +411,14 @@ export class WebhookServer {
 				// Initialize groups - critical for operation
 				await GroupSyncService.checkInitialGroups();
 
+				// Start groups scheduler (periodic sync of groups)
+				try {
+					GroupSyncService.startGroupsScheduler();
+					console.log('✅ Group scheduler started');
+				} catch (e) {
+					console.error('⚠️ Failed to start Group scheduler:', e);
+				}
+
 				// Initial members sync (non-blocking if fails)
 				try {
 					await GroupSyncService.syncMembersForActiveGroups();

src/services/group-sync.ts

@@ -66,6 +66,8 @@ export class GroupSyncService {
 		return interval;
 	}
 	private static lastSyncAttempt = 0;
+	private static _groupsTimer: any = null;
+	private static _groupsSchedulerRunning = false;
 	private static _membersTimer: any = null;
 	private static _membersSchedulerRunning = false;
 
@@ -615,6 +617,35 @@ export class GroupSyncService {
 		this.cacheActiveGroups();
 	}
 
+	public static startGroupsScheduler(): void {
+		if (process.env.NODE_ENV === 'test') return;
+		if (this._groupsSchedulerRunning) return;
+		this._groupsSchedulerRunning = true;
+
+		// Intervalo de grupos configurable; mínimo 10s en desarrollo
+		let interval = Number(process.env.GROUP_SYNC_INTERVAL_MS);
+		if (!Number.isFinite(interval) || interval <= 0) {
+			interval = 24 * 60 * 60 * 1000; // 24h por defecto
+		}
+		if (process.env.NODE_ENV === 'development' && interval < 10000) {
+			interval = 10000;
+		}
+
+		this._groupsTimer = setInterval(() => {
+			this.syncGroups().catch(err => {
+				console.error('❌ Groups scheduler run error:', err);
+			});
+		}, interval);
+	}
+
+	public static stopGroupsScheduler(): void {
+		this._groupsSchedulerRunning = false;
+		if (this._groupsTimer) {
+			clearInterval(this._groupsTimer);
+			this._groupsTimer = null;
+		}
+	}
+
 	public static startMembersScheduler(): void {
 		if (process.env.NODE_ENV === 'test') return;
 		if (this._membersSchedulerRunning) return;