fix: ExtractionResult.to_dict() 序列化 all_elements 完整文本元素层

backend/ocr_extractor.py

@@ -98,6 +98,14 @@ class ExtractionResult:
                 }
                 for f in self.fields
             ],
+            "all_elements": [
+                {
+                    "text": e.text,
+                    "bbox": e.bbox,
+                    "confidence": e.confidence,
+                }
+                for e in self.all_elements
+            ],
             "total_elements": len(self.all_elements),
             "errors": self.errors,
         }