chore: add crypto payment

backend/gestion/workers/payment_checker.go

@@ -17,6 +17,23 @@ func StartPaymentChecker(database *db.Database, np *services.NowPaymentsClient,
 	log.Printf("[CRON] payment checker démarré (toutes les %s)", interval)
 }
 
+// StartDynamicPaymentChecker démarre un checker qui recharge le client NowPayments à chaque tick
+// (permet de prendre en compte les changements de clé API sans redémarrer)
+func StartDynamicPaymentChecker(database *db.Database, clientFn func() *services.NowPaymentsClient, interval time.Duration) {
+	go func() {
+		ticker := time.NewTicker(interval)
+		defer ticker.Stop()
+		for range ticker.C {
+			np := clientFn()
+			if np == nil {
+				continue
+			}
+			checkPendingCryptoPayments(database, np)
+		}
+	}()
+	log.Printf("[CRON] payment checker dynamique démarré (toutes les %s)", interval)
+}
+
 func checkPendingCryptoPayments(database *db.Database, np *services.NowPaymentsClient) {
 	payments, err := database.GetPendingCryptoPayments()
 	if err != nil {