fix: load Tripay private key from database in VerifyTripaySignature webhook

services/tripay.go

@@ -236,7 +236,13 @@ func CreateTripayTransaction(
 
 // VerifyTripaySignature memvalidasi keaslian callback webhook dari Tripay
 func VerifyTripaySignature(rawJSONBody []byte, receivedSignature string) bool {
-	privateKey := config.GlobalConfig.TripayPrivateKey
+	var setting models.Setting
+	config.DB.First(&setting, 1)
+
+	privateKey := setting.TripayPrivateKey
+	if privateKey == "" {
+		privateKey = config.GlobalConfig.TripayPrivateKey
+	}
 
 	// Tripay Webhook Signature: HMAC-SHA256 dari raw JSON request body menggunakan Private Key
 	h := hmac.New(sha256.New, []byte(privateKey))