reformat, add router shell intercept, and other tooling

tools/manager/savefile.py

@@ -0,0 +1,28 @@
+import json
+import os
+
+
+class SaveFile(dict):
+    def __init__(self, file: str) -> None:
+        super().__init__()
+        self.path: str = file
+        _dir = os.path.dirname(self.path)
+        if not os.path.exists(_dir):
+            os.makedirs(_dir)
+        if os.path.exists(self.path):
+            with open(self.path, 'r') as f:
+                self.update(json.loads(f.read()))
+        else:
+            self.save()
+
+    def save(self):
+        with open(self.path, 'w+') as f:
+            f.write(json.dumps(self))
+
+    def __getitem__(self, key):
+        return super().__getitem__(key)
+
+    def __setitem__(self, key, value):
+        super().__setitem__(key, value)
+        self.save()
+