docs: 添加 macOS launchd 服务配置和安装指南 (#142)

deploy/macos/xhsmcp.fish

@@ -0,0 +1,43 @@
+function xhsmcp_stop
+    launchctl stop xhsmcp
+end
+
+function xhsmcp_start
+    launchctl start xhsmcp
+end
+
+function xhsmcp_status
+    gomcp
+    set service_name "xhsmcp"
+    
+    # 获取服务状态
+    set pid_status (launchctl list | grep $service_name | awk '{print $1}')
+    
+    if test "$pid_status" != "-"
+        echo "✓ $service_name 正在运行 (PID: $pid_status)"
+        read -P "是否停止服务? (yes/其他): " answer
+        if test "$answer" = "yes"
+            xhsmcp_stop
+            echo "✓ 服务已停止"
+        else
+            echo "取消操作"
+        end
+    else
+        echo "✗ $service_name 未运行"
+        read -P "是否启动服务? (yes/其他): " answer
+        if test "$answer" = "yes"
+            xhsmcp_start
+            sleep 1
+            set pid_status (launchctl list | grep $service_name | awk '{print $1}')
+            if test "$pid_status" != "-"
+                echo "✓ 服务启动成功 (PID: $pid_status)"
+            else
+                echo "✗ 服务启动失败，检查日志: /tmp/xhsmcp.err"
+                return 1
+            end
+        else
+            echo "取消操作"
+            return 1
+        end
+    end
+end