初步MQ

app/exception/MyBusinessException.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace app\exception;
+
+use support\exception\BusinessException;
+use Webman\Http\Request;
+use Webman\Http\Response;
+
+class MyBusinessException extends BusinessException
+{
+    public function render(Request $request): ?Response
+    {
+        // json请求返回json数据
+        return json(['code' => $this->getCode() ?: 500, 'message' => $this->getMessage()]);
+    }
+}