Add support for PiKVM Switch and related features

This commit introduces several new components and improvements:
- Added Switch module with firmware update and configuration support
- Implemented new media streaming capabilities
- Updated various UI elements and CSS styles
- Enhanced keyboard and mouse event handling
- Added new validators and configuration options
- Updated Python version support to 3.13
- Improved error handling and logging

kvmd/apps/vnc/server.py

@@ -130,7 +130,7 @@ class _Client(RfbClient):  # pylint: disable=too-many-instance-attributes
 
         # Эти состояния шарить не обязательно - бекенд исключает дублирующиеся события.
         # Все это нужно только чтобы не посылать лишние жсоны в сокет KVMD
-        self.__mouse_buttons: dict[str, (bool | None)] = dict.fromkeys(["left", "right", "middle"], None)
+        self.__mouse_buttons: dict[str, (bool | None)] = dict.fromkeys(["left", "right", "middle", "up", "down"], None)
         self.__mouse_move = {"x": -1, "y": -1}
 
         self.__modifiers = 0
@@ -177,7 +177,7 @@ class _Client(RfbClient):  # pylint: disable=too-many-instance-attributes
             self.__kvmd_ws = None
 
     async def __process_ws_event(self, event_type: str, event: dict) -> None:
-        if event_type == "info_state":
+        if event_type == "info":
             if "meta" in event:
                 try:
                     host = event["meta"]["server"]["host"]
@@ -190,7 +190,7 @@ class _Client(RfbClient):  # pylint: disable=too-many-instance-attributes
                             await self._send_rename(name)
                         self.__shared_params.name = name
 
-        elif event_type == "hid_state":
+        elif event_type == "hid":
             if (
                 self._encodings.has_leds_state
                 and ("keyboard" in event)