reset keys after each connection

custom_components/bluetti_bt/bluetti_bt_lib/bluetooth/device_reader.py

@@ -175,6 +175,9 @@ class DeviceReader:
             if not parsed_data:
                 return None
 
+            # Reset Encryption keys
+            self.encryption.reset()
+
             return parsed_data
 
     async def _async_send_command(self, command: ReadHoldingRegisters) -> bytes:

custom_components/bluetti_bt/bluetti_bt_lib/bluetooth/encryption.py

@@ -283,3 +283,7 @@ class BluettiEncryption:
                 if self.secure_aes_key is None
                 else (self.secure_aes_key, None)
         )
+    
+    def reset(self):
+        self.peer_pubkey = None
+        self.secure_aes_key = None