修复 elapsed 处理

app.py

@@ -53,12 +53,15 @@ def ocr_recognize(image):
                     "bbox": bbox if isinstance(bbox, list) else bbox.tolist(),
                 })
 
+        # elapsed 可能是包含多个阶段耗时的列表，求和即可
+        total_elapsed = sum(elapsed) if isinstance(elapsed, list) else elapsed
+
         return json.dumps({
             "success": True,
             "lines": lines,
             "full_text": "\n".join(lines),
             "raw": raw_results,
-            "elapsed": round(elapsed, 3),
+            "elapsed": round(total_elapsed, 3),
         }, ensure_ascii=False, indent=2)
     except Exception as e:
         return json.dumps({"success": False, "error": str(e)}, ensure_ascii=False)