feat: 调整请求正文的限制最终确认为 20mb

Author: sdjcw

lib/leanengine.js

@@ -63,9 +63,9 @@ Cloud.use('/__engine/1/ping', function(req, res) {
     });
 
     Cloud.use(route, timeout(TIMEOUT));
-    Cloud.use(route, bodyParser.urlencoded({extended: false, limit: '40mb'}));
-    Cloud.use(route, bodyParser.json({limit: '40mb'}));
-    Cloud.use(route, bodyParser.text({limit: '40mb'}));
+    Cloud.use(route, bodyParser.urlencoded({extended: false, limit: '20mb'}));
+    Cloud.use(route, bodyParser.json({limit: '20mb'}));
+    Cloud.use(route, bodyParser.text({limit: '20mb'}));
 
     // domainWrapper
     Cloud.use(route, function(req, res, next) {