added changes to app.py

app.py

@@ -92,7 +92,7 @@ class QRCodeManager:
     @staticmethod
     def generate_qr_image(qr_id: str) -> io.BytesIO:
         """Generate QR code image"""
-        base_url = os.getenv("BASE_URL", "https://your-app.hf.space")
+        base_url = os.getenv("BASE_URL", "https://huggingface.co/spaces/parthmax/dynamic-qr")
         qr_url = f"{base_url}/r/{qr_id}"
         
         qr = qrcode.QRCode(