mermaid.md

 Refs : 
+
 https://css-tricks.com/making-mermaid-diagrams-in-markdown/
- https://mermaid-js.github.io/mermaid/#/
+
+https://mermaid-js.github.io/mermaid/#/
 
 ```mermaid
 graph TD;
@@ -10,9 +12,22 @@ graph TD;
     C-->D;
 ```
 
+```mermaid
+    gitGraph
+       commit
+       commit
+       branch develop
+       commit
+       commit
+       commit
+       checkout main
+       commit
+       commit
+```
+
 ```mermaid
 graph TD;
   "DEBITS (hydrologie)"-->"Zone inondée (hydraulique)";
-"Zone inondée (hydraulique)"-->"Dommages (économie, ...)";
+  "Zone inondée (hydraulique)"-->"Dommages (économie, ...)";
  
 ```
\ No newline at end of file