style: normalize code formatting across the codebase

- Standardize quote style (single to double quotes)
- Improve code formatting consistency
- Apply formatting to utilities, GUI components, and tools
- Update imports and docstrings for consistency

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

main.py

@@ -1,6 +1,7 @@
 """
 主程序 - 使用离散备料计划维护数据提取工具
 """
+
 import os
 from utils.离散备料计划维护数据提取 import DiscreteMaterialPlanExtractor
 
@@ -11,7 +12,7 @@ def main():
         username="BLDpengqiangqiang",
         password="Cqbld123456.",
         headless=True,
-        verbose=True
+        verbose=True,
     )
 
     # 设置文件路径
@@ -22,6 +23,5 @@ def main():
     extractor.extract(order_id_file, output_file)
 
 
-
 if __name__ == "__main__":
     main()