Initial commit

src/trudex/infrastructure/utils/qr_generator.py

@@ -0,0 +1,11 @@
+import io
+
+import qrcode
+
+
+def generate_qr_bytes(text: str) -> bytes:
+    """Generate QR code as PNG bytes."""
+    img = qrcode.make(text)
+    with io.BytesIO() as buffer:
+        img.save(buffer)
+        return buffer.getvalue()