Updated inference method

app.py

@@ -10,6 +10,8 @@ def inference(img_path, width_ths):
 
     output = "\n".join(output)
 
+    return output
+
 title = "Receipt RAG"
 description = "A simple Gradio interface to query receipts using RAG"
 examples = [["data/receipt_00000.JPG", 7.7],