【3.7.4 开源代码同步】新增断言异常类和断言工具类，优化JWT工具类，更新文件类型白名单，切换undertow配置，修改多个YAML配置文件

jeecg-boot/jeecg-module-system/jeecg-system-start/src/main/resources/application-dev.yml

@@ -1,7 +1,11 @@
 server:
   port: 8080
-  tomcat:
-    max-swallow-size: -1
+  undertow:
+    # max-http-post-size: 10MB # 平替 tomcat server.tomcat.max-swallow-siz， undertow该值默认为-1
+    worker-threads: 16  # 4核CPU标准配置
+    buffers:
+      websocket: 8192 # WebSocket缓冲 以字节为单位，这里设置为8 KB
+      io: 16384 # IO操作缓冲 以字节为单位，这里设置为16 KB
   error:
     include-exception: true
     include-stacktrace: ALWAYS
@@ -269,11 +273,6 @@ jeecg:
     app-id: ??
     api-key: ??
     secret-key: ??
-  # ElasticSearch 6设置
-  elasticsearch:
-    cluster-name: jeecg-ES
-    cluster-nodes: 127.0.0.1:9200
-    check-enabled: false
 #cas单点登录
 cas:
   prefixUrl: http://cas.example.org:8443/cas