feat: add discrete material plan data cleaning tool

Implement a new automation script and utility to handle the cleaning of
discrete material plan maintenance data.

- Add main_clean.py as the primary entry point, configuring the cleaner
  instance and reading order IDs.
- Add DiscreteMaterialPlanCleaner in utils/ utilizing Playwright to automate
  browser interactions.
- Implement logic for user authentication (login/logout), UI setup for
  queries, and processing individual orders.
- Include verbose logging and debug mode support for troubleshooting.

main_clean.py

@@ -0,0 +1,27 @@
+"""
+主程序 - 使用离散备料计划维护数据清理工具
+"""
+import os
+from utils.离散备料计划维护数据清理 import DiscreteMaterialPlanCleaner
+
+
+def main():
+    # 创建清理器
+    cleaner = DiscreteMaterialPlanCleaner(
+        username="BLDpengqiangqiang",
+        password="Cqbld123456.",
+        headless=False,
+        verbose=True
+    )
+
+    # 设置文件路径
+    order_id_file = os.path.join(os.path.dirname(__file__), "orderID.txt")
+
+    # 执行清理
+    cleaner.clean(order_id_file)
+
+    input("按回车退出...")
+
+
+if __name__ == "__main__":
+    main()