snapshot before regression test

lib/Shell/Config.py

@@ -0,0 +1,8 @@
+from __future__ import annotations
+
+
+class Config:
+    """配置类"""
+    def __init__(self) -> None:
+        self.debug: bool = False
+        self.mode: str = 'relaxed'  # 'relaxed' 或 'strict'