v2.9.0

• Support for ultra-low latency decoding (disabled by default; enable via Settings > Display > Ultra-Low Latency Decoding. Note: not applicable to all devices)
• Support for virtual button editing in native portrait mode
• Support for configuration export/import
• Added SDL gamepad core (available via Settings > Controller & Vibration > Gamepad kernel)

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• 支持超低延迟解码（默认关闭，设置-显示-超低延迟解码开启，注意不适用所有设备）
• 支持原生竖屏模式虚拟按键编辑
• 支持配置导出/导入
• 新增SDL手柄内核（设置-手柄及震动-手柄内核）