home.md

+# 基础模型
+```mermaid
+graph LR;
+　　Portal-->|发布/更新配置|Apollo配置中心;
+　　Apollo配置中心-->|实时推送|App;
+　　App-->|实时查询|Apollo配置中心;
+```
+
+# 结构模型
+```mermaid
+graph TB
+　　client-->|2 findConfigServices|LoadBalancer;
+　　LoadBalancer-->|3 findService|metaServer;
+　　metaServer-->Eureka;
+　　client-->|4 access via ip:port/client load balance/error retry|ConfigService;
+　　ConfigService-->|1 register/cancel|Eureka;
+　　ConfigService-->|read/write|ConfigDB;
+```
+
+# 模块依赖
+```mermaid
+graph LR;
+　　client---core;
+　　client---common;
+　　core---common;
+　　common---portal;
+　　common---Biz;
+　　Biz---ConfigService;
+　　Biz---AdminService;
+```
+
+> graph  TB（top--botom 上下排列）
+
+> graph BT  (botom--top)
+
+> graph  LR（left--right 左右排列）
+
+> graph  RL (right--left)
+
+> -->    在流程图中显示——>
+
+> ---    在流程图中显示——
+
+# 序列图
+```mermaid
+sequenceDiagram
+    participant Alice
+    participant Bob
+    Alice->>John:hello John
+    loop healthcheck
+        John-->>John:fight against
+    end
+    Note right of John:rational
+    
+    John->>Alice:great!
+    John->>Bob:how about you
+    Bob->>John:good!
+
+```
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