From 4a76ee469b5a0a9055c8b26acd02d3303ee72532 Mon Sep 17 00:00:00 2001
From: Nicolai Ort <info@nicolai-ort.com>
Date: Thu, 17 Apr 2025 21:43:44 +0200
Subject: [PATCH] fix(barcode): Use auto encoding for QR code generation to
 support all characters

---
 services/barcode.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/services/barcode.go b/services/barcode.go
index d741375..6ee9817 100644
--- a/services/barcode.go
+++ b/services/barcode.go
@@ -69,7 +69,11 @@ func (b *DefaultBarcodeService) GenerateBarcode(format string, content string, w
 		}
 		break
 	case "qr":
-		generatedCode, err = qr.Encode(content, qr.M, qr.AlphaNumeric)
+		// Always use qr.Auto encoding to support all characters in the content
+		encoding := qr.Auto
+
+		// QR code generation with error correction level M and auto encoding
+		generatedCode, err = qr.Encode(content, qr.M, encoding)
 		if err != nil {
 			return bytes.Buffer{}, err
 		}