change response type

main.py

@@ -123,7 +123,7 @@ async def classify_image(file: UploadFile = File(None)):
         response_data = {
             # "prediction": predicted_label,
             "prediction": predicted_label["label"],
-            "confidence":confidence,
+            "confidence": str(confidence),
         }
         # Use the model to classify the image
         # results = model(image)
@@ -219,7 +219,7 @@ async def classify_images(request: ImageUrlsRequest):
             detection_result = {
                 # "prediction": predicted_label,
                 "prediction": predicted_label["label"],
-                "confidence":confidence,
+                "confidence": str(confidence),
             }
             # Use the model to classify the image
             # results = model(image)