从json中加载默认工具，方便自定义tools

main/xiaozhi-server/test/test_page.html

@@ -1794,62 +1794,7 @@
         // ==========================================
 
         // 默认工具数据
-        const defaultMcpTools = [
-            {
-                name: "self.get_device_status",
-                description: "Provides the real-time information of the device, including the current status of the audio speaker, screen, battery, network, etc.\nUse this tool for: \n1. Answering questions about current condition (e.g. what is the current volume of the audio speaker?)\n2. As the first step to control the device (e.g. turn up / down the volume of the audio speaker, etc.)",
-                inputSchema: {
-                    type: "object",
-                    properties: {}
-                },
-                mockResponse: {
-                    audio_speaker: { volume: 50, muted: false },
-                    screen: { brightness: 80, theme: 'light' },
-                    battery: { level: 85, charging: false },
-                    network: { connected: true, type: 'wifi' }
-                }
-            },
-            {
-                name: "self.audio_speaker.set_volume",
-                description: "Set the volume of the audio speaker. If the current volume is unknown, you must call `self.get_device_status` tool first and then call this tool.",
-                inputSchema: {
-                    type: "object",
-                    properties: {
-                        volume: {
-                            type: "integer",
-                            minimum: 0,
-                            maximum: 100
-                        }
-                    },
-                    required: ["volume"]
-                },
-                mockResponse: {
-                    success: true,
-                    volume: "${volume}",
-                    message: "音量已设置为 ${volume}"
-                }
-            },
-            {
-                name: "self.screen.set_brightness",
-                description: "Set the brightness of the screen.",
-                inputSchema: {
-                    type: "object",
-                    properties: {
-                        brightness: {
-                            type: "integer",
-                            minimum: 0,
-                            maximum: 100
-                        }
-                    },
-                    required: ["brightness"]
-                },
-                mockResponse: {
-                    success: true,
-                    brightness: "${brightness}",
-                    message: "亮度已设置为 ${brightness}"
-                }
-            }
-        ];
+        const defaultMcpTools = await fetch("default-mcp-tools.json").then(res => res.json());
 
         // 全局变量
         let mcpTools = [];