//登錄app.get(`/business-login`,function(req,res){if(!app.locals.isLogin){res.redirect('/')}res.render(`business-login.html`);});//申請入駐app.get(`/business-apply`,function(req,res){if(!app.locals.isLogin){res.redirect('/')}res.render(`business-apply.html`);});//審核中app.get(`/business-review`,function(req,res){if(!app.locals.isLogin){res.redirect('/')}res.render(`business-review.html`);});上面寫了三個在判斷是否登錄的，如何進行簡寫??？