feat: 补齐Word导出报告结构化字段口径

tests/test_chat.py

@@ -497,6 +497,11 @@ def test_generate_registration_export_creates_real_docx_file(db, tmp_path, setti
     assert report["output_type"] == "registration_word_export_report"
     assert report["can_export_formally"] is False
     assert report["export_status"] == "draft_only"
+    assert report["filled_fields"][0]["field_name"] == "产品名称"
+    assert report["filled_fields"][0]["fill_status"] == "filled"
+    assert report["blocked_fields"][0]["block_reason"] == "待人工复核"
+    assert report["output_file"]["output_version"] == "draft"
+    assert report["output_file"]["generated_at"]
     assert report["download_url"].startswith("/media/exports/")
     assert export_path.exists()
     with zipfile.ZipFile(export_path) as archive: