✨ feat(ai-tools): 新增AI配置体检探针并拆分本地快照执行器

- 新增 inspect_ai_setup_health 统一诊断供应商、聊天前置、MCP 接入和提示词技能状态
- 拆分 AI 配置类本地快照执行器与共享运行时类型，收缩 aiSnapshotInspectionToolExecutor 体积
- 补充内置工具目录、系统提示链路、定向测试与构建验证

frontend/src/utils/aiBuiltinToolInfo.ts

@@ -307,6 +307,23 @@ export const BUILTIN_AI_TOOL_INFO: AIBuiltinToolInfo[] = [
       },
     },
   },
+  {
+    name: "inspect_ai_setup_health",
+    icon: "🩺",
+    desc: "一键体检当前 AI 配置健康度",
+    detail:
+      "汇总当前 AI 供应商、聊天发送前置、MCP 服务与外部客户端接入、提示词与 Skills、上下文挂载情况，并给出阻塞项、告警项和下一步建议。适合用户说“AI 为什么不好用”“帮我看下 AI 整体有没有问题”“现在这套 AI 配置还缺什么”时先做一次总览诊断。",
+    params: "无参数",
+    tool: {
+      type: "function",
+      function: {
+        name: "inspect_ai_setup_health",
+        description:
+          "体检当前 AI 配置健康度，返回供应商、模型、聊天发送前置、MCP 接入、提示词与 Skills、表结构上下文挂载等整体快照，并给出阻塞项、建议项和下一步动作。适用于用户提到 AI 为什么不好用、当前 AI 配置哪里还缺、是否已经能稳定工作时，优先读取这份总览诊断，不要拆成多次猜测。",
+        parameters: { type: "object", properties: {} },
+      },
+    },
+  },
   {
     name: "inspect_ai_runtime",
     icon: "🎛️",

frontend/src/utils/aiToolRegistry.test.ts

@@ -10,6 +10,13 @@ describe('aiToolRegistry', () => {
     expect(info?.tool.function.description).toContain('当前供应商');
   });
 
+  it('registers the ai-setup-health inspector as a builtin tool', () => {
+    const info = BUILTIN_AI_TOOL_INFO.find((item) => item.name === 'inspect_ai_setup_health');
+    expect(info).toBeTruthy();
+    expect(info?.desc).toContain('体检当前 AI 配置');
+    expect(info?.tool.function.description).toContain('聊天发送前置');
+  });
+
   it('registers the ai-safety inspector as a builtin tool', () => {
     const info = BUILTIN_AI_TOOL_INFO.find((item) => item.name === 'inspect_ai_safety');
     expect(info).toBeTruthy();
@@ -113,6 +120,7 @@ describe('aiToolRegistry', () => {
     }]);
 
     expect(tools.some((item) => item.function.name === 'inspect_ai_runtime')).toBe(true);
+    expect(tools.some((item) => item.function.name === 'inspect_ai_setup_health')).toBe(true);
     expect(tools.some((item) => item.function.name === 'inspect_ai_safety')).toBe(true);
     expect(tools.some((item) => item.function.name === 'inspect_ai_providers')).toBe(true);
     expect(tools.some((item) => item.function.name === 'inspect_ai_chat_readiness')).toBe(true);