Update README.md

README.md

@@ -4,4 +4,23 @@ PM3 FivePlants Gartenverwaltung
 ## Class Diagram
 Umletino: https://www.umletino.com/umletino.html
 
+## Branch model
+- active branch: *main*
+
+
+This branch has a running version of the code.
+- feature:       *feature_xy_"Milestone"*
+
+
+This branches contain code for feature. When the code is ready it will be merged into the main branch.
+- bugfix:        *bugfix_xy_"Milestone"*
+
+
+This branch are for bugfixes.
+- documentation: *doc_xy_"Milestone"*
+
+
+This branch is for documentation of the code and the readme.
+
+
 Draft File: doc/ClassDiagramDraft.uxf