src/Http/Controller/AppController.php
public function config(Request $request)
    {
        if ($key = $request->query('key')) {
            /** @see Config::get() */
            return \config($key);
        }

        /** @see Config::toArray() */
        return \bean('config')->toArray();
    }
public function config(Request $request)
    {
        if ($key = $request->query('key')) {
            /** @see Config::get() */
            return \config($key);
        }

        /** @see Config::toArray() */
        return \bean('config')->toArray();
    }
Get app config
@RequestMapping(route="config", method=RequestMethod::GET)
@param Request $request
@return array|mixed
@throws \Throwable