Add setup section

Author: jorgepiloto

doc/source/conf.py

@@ -107,7 +107,7 @@
 mermaid_params = ["--width", "2000"]
 
 # Generate section labels up to three levels deep
-autosectionlabel_maxdepth = 3
+autosectionlabel_maxdepth = 4
 
 # TODO: warning suppression is temporary till https://github.com/pyansys/dev-guide/issues/64
 # gets fully implemented.