Update app.py

app.py

@@ -890,7 +890,13 @@ def similarity_matching(input_json_path: str, project_folder:str) -> str:
             b64 = b64.split(",", 1)[1]
         img_bytes = base64.b64decode(b64)
         pil_img = Image.open(BytesIO(img_bytes)).convert("RGB")
-        feats = clip_embd.embed_image([pil_img])
+        
+        buf = BytesIO()
+        pil_img.save(buf, format="PNG")
+        buf.seek(0)
+    
+        # 4) pass the buffer inside a list
+        feats_list = clip_embd.embed_image([buf])
         feats = feats_list[0]
         sprite_features.append(feats)