docs: object mother diagrams

Author: iluwatar

object-mother/README.md

@@ -37,6 +37,14 @@ wiki.c2.com says
 > 2. providing methods to update the objects during the tests, and
 > 3. if necessary, deleting the object from the database at the completion of the test.
 
+Mind map
+
+![Object Mother mind map](./etc/object-mother-mind-map.png)
+
+Flowchart
+
+![Object Mother flowchart](./etc/object-mother-flowchart.png)
+
 ## Programmatic Example of Object Mother Pattern in Java
 
 The Object Mother is a design pattern that aims to provide an easy way to create objects for testing purposes. It encapsulates the logic for building instances of complex objects in one place, making it easier to maintain and reuse across multiple tests.